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

词汇	dorsal fin
释义	dorsal finn.（名词） The main fin located on the back of fishes and certain marine mammals.背鳍：鱼或一些海洋哺乳动物背部主要的鳍
随便看	commonalty common bile duct common carrier common cold common denominator common divisor commoned commoner commoner Common Era commoners commonest commoney commoneys common factor common factor common fraction common gender common grackle common ground commoning common law common-law common-law marriage common logarithm

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