caudal fan的用法和樣例:
例句
- The lower lobe of the deeply forked caudal fin is longer than the upper lobe.
尾鰭深叉型,下葉比上葉長。
- Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin.
東半球的淡水鯰魚,體表無鱗,有類似鰻魚尾鰭的很長的臀鰭。
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