supinator
/ˈsjuːpɪneɪtə(r)/noun
Anatomy 【剖】
1
- a muscle whose contraction produces or assists in the supination of a limb or part of a limb旋后肌。
1.1
- any of several specific muscles in the forearm前臂上的旋后肌。
2
- a person who supinates when walking or running走路（或跑步）外八字的人。