单词 | pectoral girdle |
释义 | pectoral girdle pectoral girdle n.(名词)A bony or cartilaginous structure in vertebrates, attached to and supporting the forelimbs or anterior fins.Also called pectoral arch 环状胸骨:脊椎动物的一种紧附于并支撑前鳍骨或软骨的组织也作 pectoral arch |
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