旗杆的转动使得旗帜前后抖动，看上去好像是被风吹动的，即使月球上没有空气。

The rotation of the pole caused the flag to move back and forth as if rippling in the breeze even though there's no air on the moon.

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论文将冗余地址方式引入该协议，从执行时间、抖动和鲁棒性三个方面分析冗余引入前后网络的通信效果。

We introduce redundant address form into the protocol. The influence to communication before and after introduction of redundancy is analyzed from the view of execution time, jitter and robustness.

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