clenching

Clenching her small hands into tiny, laughable fists, she waved them about.

她把两只小手攥成可笑的拳头晃着.

There may be tears grimaces, shuddering, clenching of hands or defensive postures.

可能会有眼泪,面部扭曲, 发抖, 紧握拳头,或者是防卫性的姿势.

Instead of clenching my fist at new assignments.

不是紧握拳头痛苦地对待新的挑战.

I turned my head sharply away from him, clenching my jaw against all the wild accusations I wanted to hurl at him.

我猛地把头别到一边，咬紧了牙关，把一大堆本来想指责他的话都忍下了。

Instead of clenching my fist at new assignments, I will face them with joy and courage.

不是紧握拳头痛苦地对待新的挑战, 而是用欢乐和勇气应付困难.

Bob, stop clenching your teeth and open your eyes.

唐:鲍勃, 别咬呀了,睁开眼睛吧.

Clenching your fist could be enough to help you get a grip on your memory.

攥拳头足以帮助你掌握记忆法门。

Sitting in a dark movie theater, leaning forward with your eyes fixed on the screen and hands clenching the edge of the seat, you hear the couple behind you whisper: Is that Matt Damon?

坐在漆黑的电影院里，双眼紧紧盯着前方的屏幕，双手紧握座椅的把手，你听到你身后的一对窃窃私语：那是马特达蒙吗？

Clenching her lips, she nodded.

她紧闭着嘴唇, 点点头.

It is thought that the movement of clenching the right fist activates a brain region that is involved in storing memories, while squeezing the left hand triggers an area that is key to retrieving information.

研究人员认为，握紧右拳的动作激活了和储存记忆相关的大脑区域，而握紧左拳的动作激活了大脑中与回忆信息相关的关键区域。

Japanese researchers have developed head gear that uses infrared sensors and a microcomputer to let people operate music players by clenching their teeth.

日本研究人员近日开发出一种使用红外线传感器和微型计算机的头套，通过这种装置，人们只需咬紧牙就能启动音乐播放器。

clenching her jaw despite the agony in her shoulder, nancy stubbornly held on.

尽管肩膀剧痛，南希仍紧咬牙关固执地坚持着。

She pulled at his sleeve and he turned on her, fists clenching again before he saw who it was.

她拉了拉他的袖子，他双拳再次握紧，气冲冲地转过身来，这才发现是她。

Thus performing a dance that signifies aggressive intent is an altogether different thing from snarling or clenching fists and outburst of anger.

故而，像舞蹈可以呈现攻击的意向，但不同于吼叫、握紧拳头等愤怒样。

Keep your hands and jaw relaxed; no clenching.

放松双手、下巴; 不要紧绷.

The system could also allow users to flip through pages of a PowerPoint demonstration, allowing the presenter to gesture freely by clenching teeth instead of pressing buttons.

人们还能通过这一系统翻动PowerPoint演示页，这样演示者就可以腾出双手自由地做手势了，因为他们只需要咬咬牙，不用再按键了。

i watched kim as she spoke to the head trader, clenching my jaw as i held the phone tightly to my ear. my floor broker was at the ready.

我盯着金姆和Keefe的首席交易员商量，话筒紧紧贴着耳边，下巴咬得死死的，我的市场经纪人在随时待命。

Bruxism is a disorder characterized by grinding and clenching of the teeth, companied with fasciculation of masticatory muscles in nonfunctional status.

磨牙症是在非功能状态下咀嚼肌发生自发性收缩，使上下牙彼此磨动或紧咬的现象。

I'll never get used to them, she thought, clenching her fists.

我永远也看不惯这些家伙,她握紧双拳, 心里想.

When she had gone I began to walk up and down the room, clenching my fists.

她走后,我在屋里踱来踱去, 紧攥着拳头.

Said to induce a clenching of the anal sphincter in the unconscious person.

据说可以令昏迷的人收缩肛门括约肌.

Clenching hands reveal a dagger made of silver, made of led.

她紧握的双手露出银色的光亮匕首.

you could be constantly swinging your leg or crossing your arms and clenching your fists and the audience will feel uncomfortable.

发言者可能会不停地颤脚，或者交叉双手，紧握拳头，听众会因此感到不舒服。