回复消息不是必需的。
然后，客户进程等待回复消息。
在操作已返回后发送回复消息之前调用。
Called after the operation has returned but before the reply message is sent.
您可以看到TestClient已经接收了回复消息。
You should see that a reply message has been received by the test client.
在发送之前，可以对消息进行进一步编辑以使用定制回复。
The message can be further edited for custom answers before sending.
然后，响应消息流将回复发送到TestClient。
The response message flow then sent the reply to the Test Client.
有些人会觉得他有义务需要回复他收到的每个消息如许各人的时间都被浪费了。
Some of "the world" feels obligated to respond and then everyone's time is wasted.
请问一个问题为什么不回复我的消息。
后来的联系越来越少，直到他再也不回复她消息。
Less and less contact between them later, until he no longer reply to her message.
回复：任何批准的消息？
回复：任何批准的消息？
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