caudal fin

英 美
  • n.尾鳍
  • caudal adj.尾部的;近尾部的
  • fin n.鳍;鱼翅;鳍状物;散热片;五元纸币
Noun:
  1. the tail of fishes and some other aquatic vertebrates

    用作名词 (n.)
    1. The lower lobe of the deeply forked caudal fin is longer than the upper lobe.
      尾鳍深叉型,下叶比上叶长。
    2. Old World freshwater catfishes having naked skin and a long anal fin more or less merged with the eellike caudal fin.
      东半球的淡水鲇鱼,体表无鳞,有类似鳗鱼尾鳍的很长的臀鳍。