If you didn't know who he was, you'd never think he was some big rock star, because he doesn't act like he's hot shit or he needs attention or anything like that.

如果你不知道他是谁，你根本不会认为他是一个摇滚巨星，因为他外表看起来并不那么了不起。

youdao

Whoa, man! You just ran through a big pile of dog shit!

VOA: standard.other