绝望中,他用双拳捶打着那扇金属门。

In desperation, he pounded on the metal door with his fists.

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In desperation, he pounded on the metal door with his fists.

fists 是 fist 的复数形式,fist 指"拳头",即手指弯曲紧握时形成的形状。

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