单词 | 鳍脚 |
释义 | 〔pinniped〕A mammal of the suborder Pinnipedia.鳍脚亚目哺乳动物〔clasper〕A posterior extension on each of the pelvic fins of male elasmobranch fishes that aids in the transmission of sperm during copulation.交合突,鳍脚:雄性板腮亚纲鱼的每支腹鳍的前端延伸,在交配中辅助精子的传递〔pinniped〕Of or belonging to the Pinnipedia, a suborder of carnivorous aquatic mammals that includes the seals, walruses, and similar animals having finlike flippers as organs of locomotion.有鳍状肢的:属于鳍脚亚目动物的,肉食水生动物的一个分支,包括海狮、海象及其他类似的用鳍状肢行进的动物 |
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