a clenched fist

• 紧握的拳头

a clenched fist的用法和样例：

例句

1. Marlene put a hand on his balled-up fist.
   玛琳用一只手放在他握起来的拳头上。
2. You can imagine me shaking my fist at the screen.
   你可以想象我摇摇我的拳头在屏幕上。