这样做将防止用户多次接收相同的事件。

Doing this will prevent the user from receiving the same event multiple times.

youdao

如果没有分帧机制，一端接收到的数据可能比另外一端发送的数据多或少(这会将一次写操作划分成多次操作，或者将多次写操作合并到一个读操作中)。

Without framing, a peer may receive more or less than was sent (splitting up a write or aggregating multiple writes into a single read).

youdao

好多次，我以为它没有接收到要放映的信号，于是我就再按一遍。

Over and over again I thought it hadn't gotten the signal to advance and pushed the button again.

youdao