英语词汇“spina externa”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	spina externa
释义	spina ex·ter·na \-ˌekˈstərnə\ noun (plural spinae exter·nae \-rˌnē\) Etymology: New Latin, external spine : a median bony point projecting from the anterior and ventral margin of the sternum of a bird
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