precoracoid 前鳥喙骨
pre·cor·a·coid /-ˈkɔrəˌkɔɪd, ˈkɑr-/ 名詞
Pre·cor·a·coid n. Anat. The anterior part of the coracoid (often closely united with the clavicle) in the shoulder girdle of many reptiles and amphibians. ◄ ►