tube

tube
noun

a long, hollow cylinder of metal, plastic, glass, etc. for holding or transporting something, chiefly liquids or gases
（金属、塑料、玻璃等材料的）管，管子
a plastic tube is connected to the tap and the beer is ready to be pulled.
笼头上接了根塑料管子，这样啤酒就可以随时汲取出来了。
■the inner tube of a bicycle tyre
自行车内胎
■[mass noun]material in such a cylindrical form; tubing
管料；管形材料
the firm manufactures steel tube for a wide variety of applications.
这家工厂生产满足多种需求的钢管。
a thing in the form of or resembling such a cylinder, in particular
管状物，尤指
■a flexible metal or plastic container sealed at one end and having a screw cap at the other, for holding a semi-liquid substance ready for use
（一头密封，一头有螺旋盖，装半液体物质的）软金属管，塑料管
a tube of toothpaste.
一管牙膏。
■a rigid cylindrical container
圆柱硬管
a tube of Smarties.
一瓶聪明豆（糖果）。
■(Austral. informal)a can of beer
(澳，非正式)一听啤酒
a tube of lager.
一听贮陈啤酒。
■[usu. with adj. or noun modifier](Anatomy, Zoology, & Botany)a hollow cylindrical organ or structure in an animal body or in a plant (e.g. a Eustachian tube, a sieve tube)
(剖，动，植)管状器官，管（如咽鼓管、筛管）
■(tubes)(informal)a woman's Fallopian tubes
(非正式)输卵管
women with blocked tubes.
输卵管阻塞的妇女。
■a woman's close-fitting garment, typically without darts or other tailoring and made from a single piece of knitted or elasticated fabric
紧身女衣
[as modifier]stretchy tube skirts.
弹性紧身筒裙。
■(in surfing) the hollow curve under the crest of a breaking wave
（冲浪中散浪头下的）空心浪
■(informal)a cigarette
(非正式)香烟
(Brit. informal)(the tube)the underground railway system in London
(英，非正式)伦敦地铁
it wasn't far from where he lived, just a stop further on the tube.
那离他住的地方不远，多坐一站地铁就到了。
■a train running on this system
地铁列车
I caught the tube home.
我搭地铁回家了。
a sealed container, typically of glass and either evacuated or filled with gas, containing two electrodes between which an electric current can be made to flow
密封管（尤指真空或充气的玻璃管，内含两个电极，其间可产生电流）
■a cathode ray tube, especially in a television set
阴极射线管，电视显像管
■(the tube)(N. Amer. informal)television
(北美，非正式)电视
watching the tube in a country bar.
在一家乡村酒吧看电视。
■(US)a thermionic valve
(美)热离子管

verb
[with obj.]

[usu. as adj. tubed]provide with a tube or tubes
给…装上管子
[in combination]a giant eight-tubed hookah.
巨型八管水烟筒。
■(informal)fit (a racehorse) with a tube to assist breathing, chiefly after a laryngotomy
(非正式)（给做过喉剖开术的赛马）插管（以助呼吸）
[with adverbial]convey in a tube
用管道运输

常用词组
go down the tube (或tubes)

(informal)be completely lost or wasted; fail utterly
(非正式)一败涂地，完全失败
the country is going slowly and surely down the tubes.
这个国家正缓慢而不可挽回地走向绝境。

派生
tubeless
adjective
tube-like
adjective
语源

mid 17th cent.: from French tube or Latin tubus

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