例句
同义词
柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance;
    "the tear duct was obstructed""the alimentary canal""poison is released through a channel in the snake's fangs"
    2. a continuous tube formed by a row of elongated cells lacking intervening end walls
    3. an enclosed conduit for a fluid
行业词典
  • 人体组织学: 导管;
    动物学: 导管;又称 :导管(canal );
    医学: 管,输送管道:指输送排泄物或分泌物的管道;
    土木工程: 孔道;
    地球物理学: 导管;