wave at someone 向某人挥手
hand waving 挥手
waving hands 挥动双手
waving flag 飘扬的旗帜
A: Why is she waving her hands so wildly?
A：她为什么那样疯狂地挥手？
B: She is trying to get your attention.
B：她正试图引起你的注意。
1) 挥动，摇动
2) 飘动，波动
3) 挥舞（旗帜等）
1. 挥动，挥手
2. 飘动
verb
1. Moving one's hand to and fro in greeting or as a signal.
Synonym: gesturing, signaling