英语词汇“dorsal fin”的读音、意思、用法、释义、词根词缀，怎么读、中文怎么翻译-英汉双解翻译词典-英中网

词汇	dorsal fin
类别	英汉双解翻译词典
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
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