flex.orn.(名词)A muscle that when contracted acts to bend a joint or limb in the body.屈肌:一块收缩时能弯曲身体的关节或四肢的肌肉来源:New Latin 现代拉丁语 from Latin flexus [past participle of] flectere [to bend] 源自 拉丁语 flexus [] flectere的过去分词 [弯曲]