A closed fist is a symbol of selfishness and that which we use to hurt others.

一只握紧的拳头是自私的标志，也是我们用来伤害别人的东西。

youdao

The second break in the very young career of Liu Bolin takes place in 2007 with an emblematic sculpture, the "Closed Fist".

刘勃麟方兴未艾的艺术生涯中的第二个断点发生在2007年，即颇具争议性的作品“握紧的铁拳”。

youdao

Although your heart is the size of your closed fist throughout your life, your embryonic heart is about nine times larger than your developing fist.

你知道吗？虽然你的心脏和你攥紧的拳头差不多大小，但是当你在胎儿时期，你的心脏有你现在拳头的十倍之大。

youdao

I did the only thing I could do. I hit him with my closed fist as hard as I could.

VOA: special.2010.07.17

Yvonne fished for something in her tight jeans pocket, thrust it out closed in her fist.

NEWYORKER: She��s the One

The hand, which is said to be a "feat of microscale mechanical systems (MEMS), " measures just one millimeter across when closed into a fist, features four "fingers" made of six silicon wafers each, and touts four gas-powered balloons acting as the muscles at the wafers' joints.

ENGADGET: Researchers craft microscale robotic hand for surgeries