英语词汇“vertical 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	vertical fin
释义	vertical fin noun Zoology Any of the unpaired fins in the midline of a fish’s body, i.e. a dorsal, anal, or caudal fin.But the first thing he saw as he surfaced was not a dolphin but the vertical fin of a great white.... At hatching the larvae are quite advanced with pigmented eyes, well-developed jaws, digestive tracts, and vertical fin folds.
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