| 单词 | os sesamoideum |
| 释义 | os sesamoideum (once / 11819311 pages) n WORD FAMILY os sesamoideum n any of several small round bones formed in a tendon where it passes over a joint Syn|Hypo|Hyper sesamoid, sesamoid bone kneecap, kneepan, patella a small flat triangular bone in front of the knee that protects the knee joint bone, os rigid connective tissue that makes up the skeleton of vertebrates |
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