| 释义 |
Definition of vertical fin in English: vertical finnoun Zoology Any of the unpaired fins in the midline of a fish's body, i.e. a dorsal, anal, or caudal fin. Example sentencesExamples - At hatching the larvae are quite advanced with pigmented eyes, well-developed jaws, digestive tracts, and vertical fin folds.
- But the first thing he saw as he surfaced was not a dolphin but the vertical fin of a great white.
Definition of vertical fin in US English: vertical finnoun Zoology Any of the unpaired fins in the midline of a fish's body, i.e. a dorsal, anal, or caudal fin. Example sentencesExamples - 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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