柯林斯詞典supinator /?su?p??ne?t?, ?sju?-/ 1. N the muscle of the forearm that can produce the motion of supination 鏇後肌[anatomy] 返回 supinator劍橋詞典a muscle in the front of the arm that is involved in turning the palms (= inside part ) of the hands upward 鏇後肌 返回 supinator