名詞 duct:

1. a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance
   同義詞：epithelial duct, canal, channel
2. a continuous tube formed by a row of elongated cells lacking intervening end walls
3. an enclosed conduit for a fluid

1. An abnormal duct or passage resulting from injury, disease, or a congenital disorder that connects an abscess, a cavity, or a hollow organ to the body surface or to another hollow organ.
   瘺，瘺管由于受傷、疾病或先天性變形引起的把膿腫、腔洞或空器官同身體或其它空器官連結(jié)起來的病變的通道
2. One of the air-ducts has become blocked.
   有一條輸氣管堵塞了。

duct

n.（名詞）
An often enclosed passage or channel for conveying a substance, especially a liquid or gas.
管道：傳送物質(zhì)，特別是液體或氣體的，一般為封閉的通道
Anatomy A tubular bodily canal or passage, especially one for carrying a glandular secretion:
【解剖學(xué)】 管：管狀體內(nèi)通道，尤指運輸腺分泌物的管道：
例句：
a tear duct.
淚管

A tube or pipe for enclosing electrical cables or wires.
電線、電纜的管道
v.tr.（及物動詞）
duct.ed,duct.ing,ducts
To channel through a duct:
用管道輸送：
例句：
duct the moist air away.
用管道排除濕氣

To supply with ducts.
用管道供應(yīng)

來源：
Latin ductus [act of leading] [from past participle of] dôcere [to lead] * see deuk-
拉丁語 ductus [引導(dǎo)的行為] [] 源自dôcere的過去分詞 [引導(dǎo)] *參見 deuk-

【引伸】
duct.al
adj.（形容詞）
duct.less
adj.（形容詞）