英语释义
1. an anatomical structure that is held to resemble a pulley especially the articular surface on the medial condyle of the humerus that articulates with the ulna
2. an anatomical structure resembling a pulley: as
3. the articular surface on the medial condyle of the humerus that articulates with the ulna
4. the fibrous ring in the inner upper part of the orbit through which the tendon of the superior oblique muscle of the eye passes