我真的不知道他们在想什么，当他们走过时，没人犹豫下是不是要救人，都很沉着冷静，真的。

I really wonder what they were thinking when they walked by, I mean none of them hesitated in stride or composure, really.

youdao

当那几个人走过时，他亲切地向他们招手。

He waved genial ly to several people as they passed.

youdao

当那几个人走过时，他亲切地向他们招手。

He waved genially to several people as they passed.

youdao

当那几个人走过时，他亲切地向他们招手。

He waved genially to several people as they passed.

youdao