Any of numerous minute marine and freshwater crustaceans of the subclass Copepoda,having an elongated body and a forked tail.

 
  • 桡足动物任一种桡足亚纲的大量海洋或淡水甲壳纲小动物,身体细长,尾部分叉
今日热词
目录 附录 查词历史