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            "action": 29,
            "target": "``nyc_neighborhoods``",
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            "target": "``nyc_subway_stations``",
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            "target": "``nyc_streets``",
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            "target": "``nyc_census_blocks``",
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            "timestamp": "2024-05-07T00:41:00.480603Z",
            "action": 29,
            "target": "当然!我们有以下表可用:",
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            "timestamp": "2024-05-07T00:41:00.452161Z",
            "action": 29,
            "target": ":command:`ST_AsGML(geometry)`返回 GML 格式的``text``",
            "id": 1957077,
            "action_name": "Suggestion removed during cleanup",
            "url": "https://weblate.osgeo.org/api/changes/1957077/?format=api"
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            "timestamp": "2024-05-07T00:41:00.419780Z",
            "action": 29,
            "target": ":command:`ST_AsText(geometry)` 返回 WKT 格式的``text``",
            "id": 1957076,
            "action_name": "Suggestion removed during cleanup",
            "url": "https://weblate.osgeo.org/api/changes/1957076/?format=api"
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            "timestamp": "2024-05-07T00:41:00.390763Z",
            "action": 29,
            "target": ":command:`ST_GeomFromText(text)`返回 ``geometry``",
            "id": 1957075,
            "action_name": "Suggestion removed during cleanup",
            "url": "https://weblate.osgeo.org/api/changes/1957075/?format=api"
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            "timestamp": "2024-05-07T00:41:00.356901Z",
            "action": 29,
            "target": ":command:`ST_Length(linestring)` 返回线串的长度",
            "id": 1957074,
            "action_name": "Suggestion removed during cleanup",
            "url": "https://weblate.osgeo.org/api/changes/1957074/?format=api"
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            "timestamp": "2024-05-07T00:41:00.324624Z",
            "action": 29,
            "target": ":command:`sum(expression)`聚合函数用于对一组记录进行求和并返回总和",
            "id": 1957073,
            "action_name": "Suggestion removed during cleanup",
            "url": "https://weblate.osgeo.org/api/changes/1957073/?format=api"
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            "timestamp": "2024-05-07T00:41:00.295169Z",
            "action": 29,
            "target": "这里提醒一下我们见过的一些功能。提示:它们应该对练习有用!",
            "id": 1957072,
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            "timestamp": "2024-05-06T21:00:38.275137Z",
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            "id": 1957045,
            "action_name": "Changes committed",
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            "id": 1957033,
            "action_name": "Translation completed",
            "url": "https://weblate.osgeo.org/api/changes/1957033/?format=api"
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            "timestamp": "2024-05-06T07:55:11.278336Z",
            "action": 5,
            "target": "“第 74 条子午线”是“地理中 X 值为 -74 的垂直线”的一种奇特说法。我们可以构建这样一条线,然后将其与街道进行比较,也将其投影到地理中。将线投影到 UTM 中并进行比较将返回略有不同的答案。为了获得相同的答案,您需要在转换之前对其进行“分段”,以便它具有更多的点。",
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            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957032/?format=api"
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            "timestamp": "2024-05-06T07:54:36.801384Z",
            "action": 5,
            "target": "**有多少条街道穿过第 74 条子午线?**",
            "id": 1957031,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957031/?format=api"
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            "timestamp": "2024-05-06T07:54:16.536995Z",
            "action": 5,
            "target": "UTM 18 与国家平面长岛测量值之间的差异为 (10421993 - 10418904)/10418904,即 0.02%。使用地理在球体上计算得出,街道总长度为 10421999,这更接近国家平面值。这并不奇怪,因为国家平面长岛投影是针对非常小的区域(纽约市)进行精确校准的,而 UTM 18 必须为大区域提供合理的结果。",
            "id": 1957030,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957030/?format=api"
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            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:30:31.328743Z",
            "action": 5,
            "target": "**按照 SRID 2831 测量,纽约所有街道的长度是多少?**",
            "id": 1957029,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957029/?format=api"
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            "timestamp": "2024-05-06T06:30:09.368205Z",
            "action": 5,
            "target": "或者,通过https://epsg.io/2831",
            "id": 1957028,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957028/?format=api"
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            "timestamp": "2024-05-06T06:29:58.461636Z",
            "action": 5,
            "target": "**SRID 2831 的 WKT 定义是什么?**",
            "id": 1957027,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957027/?format=api"
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            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:29:39.505330Z",
            "action": 5,
            "target": "**按照 UTM 18 测量,纽约所有街道的长度是多少?**",
            "id": 1957026,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957026/?format=api"
        },
        {
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            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:24:31.632348Z",
            "action": 5,
            "target": "练习",
            "id": 1957025,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957025/?format=api"
        },
        {
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            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:21:16.566462Z",
            "action": 5,
            "target": "name, boroname, geom",
            "id": 1957024,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957024/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241465/?format=api",
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            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:21:11.730606Z",
            "action": 5,
            "target": "``nyc_neighborhoods``",
            "id": 1957023,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957023/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241464/?format=api",
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            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:21:06.950675Z",
            "action": 5,
            "target": "name, geom",
            "id": 1957022,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957022/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241463/?format=api",
            "component": "https://weblate.osgeo.org/api/components/postgis-workshop/projection_exercises/?format=api",
            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
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            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:21:01.780890Z",
            "action": 5,
            "target": "``nyc_subway_stations``",
            "id": 1957021,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957021/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241462/?format=api",
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            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:20:57.294423Z",
            "action": 5,
            "target": "name, type, geom",
            "id": 1957020,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957020/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241461/?format=api",
            "component": "https://weblate.osgeo.org/api/components/postgis-workshop/projection_exercises/?format=api",
            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:20:48.945504Z",
            "action": 5,
            "target": "``nyc_streets``",
            "id": 1957016,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957016/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241461/?format=api",
            "component": "https://weblate.osgeo.org/api/components/postgis-workshop/projection_exercises/?format=api",
            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:20:38.542318Z",
            "action": 5,
            "target": "",
            "id": 1957012,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957012/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241460/?format=api",
            "component": "https://weblate.osgeo.org/api/components/postgis-workshop/projection_exercises/?format=api",
            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:20:34.028867Z",
            "action": 5,
            "target": "name, popn_total, boroname, geom",
            "id": 1957008,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957008/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241459/?format=api",
            "component": "https://weblate.osgeo.org/api/components/postgis-workshop/projection_exercises/?format=api",
            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:20:28.703224Z",
            "action": 5,
            "target": "``nyc_census_blocks``",
            "id": 1957007,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957007/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241458/?format=api",
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            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:20:21.575370Z",
            "action": 5,
            "target": "当然!我们有以下表可用:",
            "id": 1957006,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957006/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241457/?format=api",
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            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:20:11.207759Z",
            "action": 5,
            "target": "https://epsg.io/",
            "id": 1957005,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957005/?format=api"
        },
        {
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            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:20:04.587870Z",
            "action": 5,
            "target": "请记住您可以使用的在线资源:",
            "id": 1957004,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957004/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241455/?format=api",
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            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:19:29.123451Z",
            "action": 5,
            "target": ":command:`ST_AsGML(geometry)`返回 GML 格式的``text``",
            "id": 1957003,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957003/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241454/?format=api",
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            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:19:20.993792Z",
            "action": 5,
            "target": ":command:`ST_AsText(geometry)` 返回 WKT 格式的``text``",
            "id": 1957002,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957002/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241453/?format=api",
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            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:19:12.563216Z",
            "action": 5,
            "target": ":command:`ST_GeomFromText(text)`返回 ``geometry``",
            "id": 1957001,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957001/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241452/?format=api",
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            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:19:00.848450Z",
            "action": 5,
            "target": ":command:`ST_Transform(geometry, srid)`将几何图形转换为不同的空间参考系",
            "id": 1957000,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1957000/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241451/?format=api",
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            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:18:45.288835Z",
            "action": 5,
            "target": ":command:`ST_SRID(geometry)`返回几何体的 SRID",
            "id": 1956999,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1956999/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241450/?format=api",
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            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:18:30.843490Z",
            "action": 5,
            "target": ":command:`ST_Length(linestring)` 返回线串的长度",
            "id": 1956998,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1956998/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241449/?format=api",
            "component": "https://weblate.osgeo.org/api/components/postgis-workshop/projection_exercises/?format=api",
            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:18:17.235122Z",
            "action": 5,
            "target": ":command:`sum(expression)`聚合函数用于对一组记录进行求和并返回总和",
            "id": 1956997,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1956997/?format=api"
        },
        {
            "unit": "https://weblate.osgeo.org/api/units/2241448/?format=api",
            "component": "https://weblate.osgeo.org/api/components/postgis-workshop/projection_exercises/?format=api",
            "translation": "https://weblate.osgeo.org/api/translations/postgis-workshop/projection_exercises/zh_Hans/?format=api",
            "user": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "author": "https://weblate.osgeo.org/api/users/xinbo/?format=api",
            "timestamp": "2024-05-06T06:18:02.933545Z",
            "action": 5,
            "target": "这里提醒一下我们见过的一些功能。提示:它们应该对练习有用!",
            "id": 1956996,
            "action_name": "Translation added",
            "url": "https://weblate.osgeo.org/api/changes/1956996/?format=api"
        }
    ]
}