wave [weɪv]

以下由轻松背单词网站提供

n.波，波浪，波动；v.波动，挥动，起伏

to raise your hand and move it from side to side as a way of greeting someone, telling them to do something or adding emphasis to an expression

The flag waved in the wind. 旗帜在风中飘扬。
The waves stopped. 波浪停止了。