duct是什么意思？

duct

英[dʌkt] 美[dʌkt]

• n. 管，导管，（电线，电缆等的）管道；
• vt. 用导管输送，用管道供应；

复数：ducts;

例句

• a plant duct containing latex 一种含有树乳的植物导管
• Conclusion Self - made syringing probe is a simple, safe, useful and effective procedure for treatment of infantile nasolacrimal duct - blok. 结论　 自制 冲洗探针治疗婴幼儿鼻泪管阻塞是一种简便 、 安全 、 实用、有效的治疗方法.
• Offset transitioning or reducing duct. Type of transition can be specified. 偏移过渡或渐缩管道. 可指定过渡类型.
• Transitioning or reducing duct. Type of transition can be specified. 过渡或渐缩管道. 可指定过渡类型.
• Objeetive: Discusses the gallbladder majority of excisions in the biliary duct surgical department's application value. 目的: 探讨胆囊大部分切除在胆道外科中的应用价值.
• The air intake duct is fully lined with a silencing material. 进气口管完全内衬静音材料.
• Mechanical obstruction may require operation for repair of common bile duct stricture or for gallstones. 机械性梗阻可能需要手术以修复胆总管狭窄或除去胆石.
• Objective : To study the diagnostic methods of mammary duct ectasia after operation. 目的: 探讨乳腺导管扩张症的术前诊断方法.
• The histologic classification of breast carcinoma into duct and lobular type lacks the basis of histogenesis. 乳腺癌分类为导管癌和小叶癌缺少组织发生学依据.
• Bile duct hamartoma is a rare hepatic tumor in adults. 摘要胆道缺陷瘤在成人是一种罕见的肝肿瘤.

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  (输送液体或气体的)管道,管子
  A duct is a pipe, tube, or channel which carries a liquid or gas.
  例句
  ...a big air duct in the ceiling. 天花板上巨大的通风管道
• N-COUNT
  (人体内输送泪水、胆汁等的)导管
  A duct is a tube in your body which carries a liquid such as tears or bile.
  例句
  ...tear ducts. 泪管

英汉词典释义

• n.
  （人体或植物体内输送液体的）管，导管
  a plant duct containing latex 一种含有树乳的植物导管

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；