clench/klentʃ/

vt

1. 捏紧；咬紧

• clench one's fists 握紧拳头

• He clenched his teeth and refused to move. 他咬紧牙关不肯挪动一步。

2. 抓紧(或捏住)

• She clenched the door handle. 她紧紧地抓住门把手。

vi 捏紧；咬紧

• His hands clenched in his pockets. 他的手在口袋里紧紧地握成了拳。

• Her teeth clenched on her lower lip. 她紧紧地咬着下唇。