赤手空拳的英文：
bare fists

参考例句：

with naked fist;Unarmed
赤手空拳

Bare hands
赤手空拳

The policeman smote the hoodlums with his bare fist.
警察赤手空拳打这些无赖。

Michael shrugged again.“What about gloves?” “No gloves. Bare fists. Anything else?”
迈克尔又耸一耸肩。“那么拳击手套呢？”“不要手套，赤手空拳打，还有什么问题？”

bare是什么意思：
adj. 裸露的，空的
v. 使裸露

The table was bare, the candles unlighted.
桌子上是空的，蜡烛也没点。

The coast was barely distinguishable in the mist.
在雾中很难看清海岸。

The act was barely justified by the circumstances.
这些情况不足以证明这一行为是正当的。

The article was barely stitched together.
明显是由几篇文章拼凑起来的一篇文章。

There followed a barely audible burp.
接着是几乎听不见的打嗝声。

fists是什么意思：
n. 拳头；笔迹；掌握
v. 紧握，握成拳；用拳打

double one's fists
握紧双拳

He writes a good fist.
他写得一手好字。

His fists were clenched tight.
他紧握双拳。

He doubled up his fists .
他握紧拳头。

I raised a fist to slug Eddie.
我举拳重击埃迪。