眉头

tā méi tóu yī zhòu jì shàng xīn lái

他眉头一皱，计上心来。

He knits his brows and a plan comes to mind.

tā méi tóu jǐn suǒ

他眉头紧锁。

He frown severely.

wèn tí jiě jué le lǎo ren jia jǐn suǒ de méi tóu yě shū zhǎn le

问题解决了，老人家紧锁的眉头也舒展了。

Once the problem was solved, the old man's knitted brows became smooth again.

méi tóu bù zhǎn

眉头不展

with knitted brows