单词clench
v.: 握紧；攥紧（拳头等）；抓牢；攥住
n.: 咬牙切齿；钉牢；咬紧牙关；敲弯的钉头
网络: 紧握；牢牢抓住；捏紧
（通常表示愤怒、决心或不安时）捏紧，攥紧（拳头等），咬紧（牙齿等）:
when youclench your hands, teeth, etc., or when theyclench , you press or squeeze them together tightly, usually showing that you are angry, determined or upset
握紧；抓牢；攥住:
to hold sth tightly and firmly
敲弯的钉头
牢牢抓住
敲弯钉头
钉牢;咬紧牙关;咬牙切齿
(铆钉等)钉牢;【拳击】揪扭,扭住;(手)握紧;咬紧
解决,确定(论据等);决定(交易等)
敲平
钳住
〔体〕(拳击)揪扭
捏紧,抓牢
(为加固目的)敲弯(钉头);敲紧,敲牢
咬紧(牙);紧闭(嘴),(嘴)紧抿
握紧(拳头);咬紧(牙关)
第三人称单数：clenches
现在分词：clenching
过去式：clenched
v.compressgrittightenclaspscrunch
v.relax
His hands continued to clench and unclench.
他的双手反复地攥紧又松开。
Two madams clench a cilia to swear because day, this have not a children will not be her a human namely from of reason!
二夫人揪着头发指天发誓，这没孩子绝对不是她自个一个人的原因！
So the next time you"re faced with a choice that takes self-control, clench your fist or firm that bicep. Your will might firm up, too.
所以下次你面临选择而需要控制自己时，就握紧拳头或鼓起肱二头肌吧。你的意志也会随之坚实起来。
This action was to clench either their right or their left hand into a fist.
这个活动是左手或右手握紧拳头。
I am the night"s revenge I"ve got a soul to sell And yet a fist to clench So wait for me in hellBeware!
我晚上的复仇我有一个灵魂出售然而，一个拳头紧握所以我在地狱里等待当心！
As the untried , greenhorn commander-in-chief, perhaps he had no choice but to clench his previously unclenched fist.
作为没经验的、手生的总司令，他别无选择唯有先握紧他还未松开的拳头。
Last week the White House press secretary said that thinking about the oil spill made the president clench his jaw.
上周，白宫新闻秘书说总统对泄漏事故正默默关注。
When one is very angry , he is used to clench his fists. At the same time he might close his mouth tightly and clench his teeth .
当一个人非常生气或感到愤愤不平时，他往往会紧握拳头，有时还会咬紧牙关，瞪着眼睛。
The right to clench fist and stretched to shoulder height, use left hand holding the right arm below the dewlap.
右手握拳并向外伸展至肩膀的高度，用左手握着右手臂下方的赘肉。
Tomorrow is another day . clench your teeth. Too much was happening all at once . Keep trying. You can do it . I believe you dream.
明天是崭新的一天，咬紧牙关。最近发生了太多的事情，不要放弃，你能做到的，我相信你的梦想最终会实现。