torsion
英 ['t???(?)n]
美['t?r??n]
- n. 扭轉(zhuǎn)，扭曲；轉(zhuǎn)矩，[力] 扭力
英英釋意
- 1. a tortuous and twisted shape or position;
- "they built a tree house in the tortuosities of its boughs"
- "the acrobat performed incredible contortions"
- 2. a twisting force