英语词汇“dorsal fin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	dorsal fin
释义	WordReference Random House Unabridged Dictionary of American English © 2024 dor′sal fin′, Zoologythe fin or finlike integumentary expansion generally developed on the back of aquatic vertebrates. See diag. under fish. 1760–70 Collins Concise English Dictionary © HarperCollins Publishers:: dorsal fin n any unpaired median fin on the backs of fishes and some other aquatic vertebrates: maintains balance during locomotion
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