n. 管子, 导管；管状虫；伦敦地铁（tube的复数）

n conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
n electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
n a hollow cylindrical shape
n (anatomy) any hollow cylindrical body structure
n an electric railway operating below the surface of the ground (usually in a city)
v provide with a tube or insert a tube into
v convey in a tube
v ride or float on an inflated tube
v place or enclose in a tube

tube的用法和样例：

例句

用作名词(n.)

This tube is flexible but tough.这管子柔软但很坚固。
She bought a tube of toothpaste.她买了一管牙膏。
I go to work on the tube.我经常乘地铁去上班。
What's on the tube?电视上正演什么?
The appendix is a worm-like tube between two and four inches long protruding from the start of the large intestine.阑尾是一突出于大肠起始端，2-4英寸长的蠕虫样的管状器官。

常见句型

用作名词(n.)

A test tube is closed at one end and open at the other.试管一端封闭,一端开口。
The artist has several tubes of red paint.这艺术家有几管红色颜料。
You may get to the railway station by tube.你可以乘地铁到火车站。
Our television tube has broken.我们的电视机的显像管坏了。

词汇搭配

inner tube内胎
bronchial tube支气管直接内窥管...
Eustachian tube[解]耳咽管
test tube试管
static tube静压管
Bourdon tube布尔顿管,波登管,布...
vacuum tube真空管
flexible tube柔性管,挠性管,软管...
nixie tube数码管,数字管...
rubber tube橡皮管
Fallopian tube[解]输卵管
draft tube通风管
discharge tube放电
pneumatic tube气动导管
boiler tube锅炉管
image tube移象摄象管
vortex tube涡流管
picture tube显像管
air tube气管
fluorescent tube荧光灯管

经典引文

The Mercury in the Tube fell down lower, about three inches.
出自：R. Boyle
He kicked aside cardboard tubes holding maps.
出自：H. Norman

【近义词】

pipe管子
hose水管
reed芦苇
subway地铁
cylinder圆筒
conduit导管
duct管道
spout【C】喷口
television电视机
lamp灯
railway【C】铁路
underground地下的
canal运河
electron tube真空管
thermionic vacuum tube热离子真空管...
thermionic tube[物]热离子管...
metro地铁
subway system地铁网
thermionic valve[物]热离子管...
tubing管子
vacuum tube真空管

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