英语词汇“pelvic fin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	pelvic fin
释义	pelvic fin (in fishes) either of a pair of fins on the lower surface of the body, corresponding to the hind limbs of a land vertebrate; ventral fin. [1905-10]
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