1. (躯体、面部等的)扭弯，扭曲，变形
    Contortions are movements of your body or face into unusual shapes or positions.

1. the act of twisting or deforming the shape of something (e.g., yourself)

    Synonym: deformation

2. a tortuous and twisted shape or position

    e.g. they built a tree house in the tortuosities of its boughs
           the acrobat performed incredible contortions

    Synonym: tortuositytortuousnesstorsioncrookedness