v.(通常表示愤怒、决心或不安时)捏紧，攥紧(拳头等)，咬紧(牙齿等)，握紧，抓牢，攥住
n.钉牢；咬紧牙关；咬牙切齿；敲弯的钉头

原形：clench第三人称单数：clenches过去式：clenched过去分词：clenched现在分词：clenching

Eric had to clench his jaw in anger.
埃里克只得愤怒地咬紧牙关。
Tom's fists clench and unclench in leashed frustration at his impotence.
汤姆的拳头握紧，然后又因为挫败感而松开。
Lisa danced alone, with a rose clenched in her teeth.
丽萨嘴里叼着一支玫瑰独自跳舞。
He clenched his fists in anger.
他愤怒地紧握双拳。
She clenched her teeth to endure the pain.
她咬紧牙关忍受疼痛。
He clenched the steering wheel tightly as he drove through the storm.
他驾车穿过风暴时紧紧抓住方向盘。
The hiker clenched the rope securely before starting the descent.
远足者在开始下降前牢牢抓住绳索。
In frustration, she clenched her jaw, trying not to scream.
出于挫败感，她紧咬着下巴，努力不让自己尖叫出来。
He clenched his backpack straps, nervous about the first day at his new school.
他紧张地抓紧背包的背带，这是他在新学校的第一天。
She clenched the medal in her hand, overwhelmed with emotion.
她手里紧紧攥着奖牌，心中满是激动的情绪。
The athlete clenched his bat tightly, preparing for the pitch.
运动员紧紧握住球棒，准备接球。
He clenched the handle of the suitcase, determined not to let go.
他紧紧抓住手提箱的把手，决心不放手。
With determination, she clenched the pen and began writing her novel.
她坚定地握紧笔，开始写她的小说。