clenches

英 [ˈklentʃɪz]

美 [ˈklentʃɪz]

v. (通常表示愤怒、决心或不安时)捏紧，攥紧(拳头等)，咬紧(牙齿等); 握紧; 抓牢; 攥住
clench的第三人称单数

柯林斯词典

V-ERG 攥紧(拳头)；(拳头)紧握
When youclenchyour fist or your fistclenches, you curl your fingers up tightly, usually because you are very angry.
1. Alex clenched her fists and gritted her teeth...
  亚历克丝攥紧拳头，牙咬得咯咯响。
2. She pulled at his sleeve and he turned on her, fists clenching again before he saw who it was.
  她拉了拉他的袖子，他双拳再次握紧，气冲冲地转过身来，这才发现是她。
3. ...angry protestors with clenched fists.
  双拳紧握的愤怒的抗议者们
VERB (通常指生气、不安时)咬紧(牙齿)，咬牙切齿
When youclenchyour teeth or theyclench, you squeeze your teeth together firmly, usually because you are angry or upset.
1. Patsy had to clench her jaw to suppress her anger...
  帕奇只得咬紧牙关压住怒气。
2. Slowly, he released his breath through clenched teeth.
  他从紧咬的牙缝间慢慢地舒了口气。
VERB 抓紧;握紧;咬紧
If youclenchsomething in your hand or in your teeth, you hold it tightly with your hand or your teeth.
1. I clenched the arms of my chair.
  我死死抓住椅子扶手。