By relaying broadcast messages selectively, the protocol can reduce the flooding overhead significantly.

通过在广播时有选择地转发消息，该协议能大大减少洪泛中的广播开销。

youdao

We have already succeeded in using satellites for relaying TV broadcast and for weather forecase, and to some extent for earthquake prediction.

我们已成功地使用卫星转播电视和气象预报， 在某 种程度上预测地震。

youdao