《重送》是唐代的皮日休写的一首诗歌。
这只计时器用来决定重送间隔。
确认回覆-讯息层接收系统确认讯息已安全收到，以免让发送系统为了确保成功而一直持续重送讯息。
The receiving system commits the message to safe storage in a manner that releases the sending system from any obligation to resend the message.
他们在超市挑选了一个10磅重的火鸡和2个冷冻的买一送一的馅饼。
They picked out a 10-pound Turkey and two frozen, buy-one-get-one-free pies at the supermarket.
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