Quick as a flash she was at his side.

她旋即来到他身边。

《牛津词典》

Quick as a flash, the man said, "I have to, don't I?"

那人反应神速地说：“我不得不这么做，是不是？”

《柯林斯英汉双解大词典》

As quick as a flash, he chopped off the turtle's head.

一瞬间，他就把乌龟的头砍了下来。

youdao

As quick as a flash, he chopped off the turtle's head.

一瞬间，他就把乌龟的头砍了下来。

youdao