他用拳头打了一个木箱。
tāyòng quántou dǎ le yígè mùxiāng 。
He punched a wooden box with his fist.
她的拳头握得很紧。
tāde quántou wòdé hěnjǐn 。
Her fist is clenched very tightly.
在这场比赛中,他将拳头卷起来准备出击。
zài zhè cháng bǐsài zhōng , tā jiāng quántou juàn qǐlái zhǔnbèi chū jī 。
In this competition, he curled his fist up to prepare for the strike.