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pelvic fin
释义
pelvic fin
n.
(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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更新时间:2026/5/7 18:07:54