v./n. 皱眉
frown on/upon sb/sth 不赞成；不同意；不许可
She frowned as she read the letter. 她看着信皱起了眉头。
He looked at her with a puzzled frown. 他皱着眉头不解地看着她。
In her family, any expression of feeling was frowned upon. 她家里对任何感情的流露都不以为然。
BrE /əˌbriːviˈeɪʃn/