waves off翻译

waves off的基本解释

读音: 美: 英:

挥手示意：用手或手中的物体上下或前后摆动以示意或告别。

例句

Bats and dolphins bounce sound waves off their surroundings and by listening to the echoes can "see" the world around them.蝙蝠和海豚通过发射波与反射波来“观察”周围环境。
Some very important discoveries have been made by this technology, especially you consider that some objects in space give off radio waves but don't emit any light.运用这项技术后，已取得了一些非常重要的发现，尤其是考虑到太空中的一些物体会发出无线电波，但不会发出任何光。
Nearly all astronomical objects in space emit radio waves, whether nearby stars, objects in far away galaxies, they all give off radio waves.太空中几乎所有的天体都发射无线电波，无论是附近的恒星，还是遥远星系中的天体，它们都会发射无线电波。
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