gaoyunhaii commented on a change in pull request #16889:
URL: https://github.com/apache/flink/pull/16889#discussion_r776954374
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File path: docs/content.zh/docs/dev/datastream/operators/overview.md
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@@ -365,17 +399,20 @@ dataStream.join(otherStream)
```
{{< /tab >}}
{{< tab "Python" >}}
-This feature is not yet supported in Python
+Python 中尚不支持此特性。
{{< /tab >}}
{{< /tabs>}}
+<a name="interval-join"></a>
+
### Interval Join
#### KeyedStream,KeyedStream → DataStream
-Join two elements e1 and e2 of two keyed streams with a common key over a
given time interval, so that `e1.timestamp + lowerBound <= e2.timestamp <=
e1.timestamp + upperBound`.
+根据 key 相等满足指定的时间范围内（`e1.timestamp + lowerBound <= e2.timestamp <= e1.timestamp
+ upperBound`）的条件将分别属于两个 keyed stream 的元素 e1 和 e2 Join 在一起。
Review comment:
相等并且 满足？
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File path: docs/content.zh/docs/dev/datastream/operators/overview.md
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@@ -426,17 +466,20 @@ dataStream.coGroup(otherStream)
```
{{< /tab >}}
{{< tab "Python" >}}
-This feature is not yet supported in Python
+Python 中尚不支持此特性。
{{< /tab >}}
{{< /tabs>}}
+<a name="connect"></a>
+
### Connect
#### DataStream,DataStream → ConnectedStream
-"Connects" two data streams retaining their types. Connect allowing for shared
state between the two streams.
+“连接” 两个数据流并保留各自的类型。connect 允许在两个流之间共享状态。
Review comment:
两个流之间 -> 两个流的处理逻辑之间？
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File path: docs/content.zh/docs/dev/datastream/operators/overview.md
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@@ -24,18 +24,25 @@ specific language governing permissions and limitations
under the License.
-->
+<a name="operators"></a>
Review comment:
The `<a>` seems not required now? And also for the following `<a>`.
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File path: docs/content.zh/docs/dev/datastream/operators/overview.md
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@@ -626,17 +680,19 @@ data_stream.shuffle()
{{< /tab >}}
{{< /tabs>}}
+<a name="rescalling"></a>
+
-### Rescaling
+### 重新缩放
Review comment:
我感觉这个可以不翻译
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File path: docs/content.zh/docs/dev/datastream/operators/overview.md
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@@ -681,21 +739,27 @@ data_stream.broadcast()
{{< /tab >}}
{{< /tabs>}}
-## 算子链和资源组
+<a name="broadcasting"></a>
+
+## Task 链和资源组
Review comment:
这个还是保留之前的 算子链 ?
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