gnash your teeth
成語所屬單字tooth
gnash your teeth — 慣用語
1. To press your teeth together in anger or frustration; to be very angry about som
1.慣用語
釋義
咬牙切齒
To press your teeth together in anger or frustration; to be very angry about something you cannot change.
例句
He gnashed his teeth when he heard the bad news.
Fans gnashed their teeth after the team lost the final.