“愁眉苦脸”是一个习惯表达法。

"To pull a face" is an idiomatic expression.

youdao

句型差异很大，而且还有那么多的习惯表达法。

Quite different. And there are so many idiomatic ways of speaking.

youdao

句型差异很大，而且还有那么多的习惯表达法。

Quite different. And there are so many idiomatic ways of speaking.

youdao