英语词汇“pelvic fin”是什么意思，“pelvic fin”的读音、用法及例句翻译-烛光网

词汇	pelvic fin
释义	pelvic finn.（名词） Either of a pair of lateral hind fins of fishes, attached to the pelvic girdle and corresponding to the hind limbs of higher vertebrates.腹鳍：附着于鱼的腰带上且对应于高等脊椎动物后肢的一对鱼的侧后鳍之一
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