基本解释v.紧握；紧咬；牢牢地抓住；确定n.牢牢抓住；钉紧同根派生 英汉例句用作动词 (v.)用作及物动词: S+ ～+n./pron.He clenched his fist and his face was very red.他握紧拳头,脸涨得通红。词组短语用作动词 (v.)～+名词clench one 's teeth 咬紧牙关短语