第三人稱復(fù)數(shù)：ducts

duct基本解釋

名詞管，導(dǎo)管; （電線，電纜等的）管道

及物動(dòng)詞用導(dǎo)管輸送; 用管道供應(yīng)

duct網(wǎng)絡(luò)解釋

1. 導(dǎo)管：泡狀或管泡狀.泡狀和管泡狀的分泌部常稱腺泡(acinus).分泌部一般由一層細(xì)胞組成,中央有腔.根據(jù)分泌部的形狀,腺可分為管狀腺(tubular gland ),泡狀腺(acinar gland )和管泡狀腺(tubuloacinar gland)(圖2-27).2,導(dǎo)管(duct)導(dǎo)管與分汔部直接通連,

2. 管道：在張拉,固定 PS 鋼束之前計(jì)算截面面積,抗彎剛度等截面特征值時(shí)使用的是從總截面(Gross Cross Section) 減去管道 (Duct)截面的凈截面(Net Cross Section),

3. 管,導(dǎo)管：根據(jù)分泌部的形狀,腺可分為管狀腺(tubular)、泡狀腺(acinar gland)和管泡狀腺(tubuloacinar gland)(圖2-18)2.導(dǎo)管 導(dǎo)管(duct)與分泌部直接通連,由單層或復(fù)層上皮構(gòu)成.

4. 管：因?yàn)橥ǔＪ菍⒎置谖镆馏w表和體內(nèi)的管腔中,所以附有排出管--導(dǎo)管(duct). 這樣的腺體稱外分泌腺. 另外,沒(méi)有導(dǎo)管,而將分泌物放到血管中的分泌細(xì)胞群,也同樣是腺...淋巴細(xì)胞在對(duì)抗原和促細(xì)胞分裂劑(mitogen)進(jìn)行反應(yīng)而增殖分化中,

duct詞典解釋

1. (輸送液體或氣體的)管道,管子
A duct is a pipe, tube, or channel which carries a liquid or gas.

duct的反義詞

e.g. ...a big air duct in the ceiling.
天花板上巨大的通風(fēng)管道

2. (人體內(nèi)輸送淚水、膽汁等的)導(dǎo)管
A duct is a tube in your body which carries a liquid such as tears or bile.

e.g. ...tear ducts.
淚管

duct英英釋義

duct的解釋

noun

1. an enclosed conduit for a fluid

2. a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance

e.g. the tear duct was obstructed
the alimentary canal
poison is released through a channel in the snake's fangs

Synonym: epithelial ductcanalchannel

3. a continuous tube formed by a row of elongated cells lacking intervening end walls