n.扳钳，扳手；猛扭；痛苦
vt.扭伤；挣脱
vi.猛扭；曲解
It's hard to get at the spark plug without a proper wrench. 没有一把合适的扳钳，要抓住那个火花塞是困难的。
The knob broke off when he gave it a sudden wrench. 当他突然扭了一下球形把手，它便断了。
Leaving home was a terrible wrench for him. 他觉得离开家十分痛苦。
She couldn't stand the wrench of departure. 她受不了离别的痛苦。
用作及物动词 (vt.)Be careful. Don't wrench yourself. 小心点，别扭伤了。
She wrenched herself from the villain's clutches. 她挣脱了那恶棍的掌握。
用作不及物动词 (vi.)I had to wrench the lid off the bottle. 我只好把瓶盖拧开。
Throwing a potential wrench in the new discovery, other scientists say they had already identified the species and given it another name. 排除了新发现的曲解的可能性，其他科学家们也表示已经认同了这个物种并另给它一个命名。
wrench的基本意思是“猛拉”“猛扭”,指用很强的力把物体朝自己所在的方向或跟着自己移动,有时也可指朝某一方向转动。用于比喻可表示“歪曲”“曲解”等。
wrench的既可用作及物动词,也可用作不及物动词。用作及物动词时,接名词、代词作宾语,也可接由形容词充当补足语的复合宾语。
