这个司机冲我挥手并鸣喇叭。

The driver gave me a wave and a toot.

《柯林斯英汉双解大词典》

我挥手告别，然后走下了港口的石头台阶。

I waved goodbye and went down the stone harbour steps.

《柯林斯英汉双解大词典》

“再见！”我挥手。

"See you later!" I waved.

youdao

So I'm going to wave my hands at what one fflush of these things here does, fflush here, but I decided this is kind of a weak implementation.

所以我将向这些东西所做的挥手,这里的，但是我觉得这是个有点无力的实现。

哈佛公开课 - 计算机科学课程节选