tube汉语翻译：
n. 管, 软管, 隧道
vt. 把...装管, 使通过管子
【计】管子
【化】管; 管子
【医】管词型变化：
动词过去式:tubed过去分词:tubed现在分词:tubing第三人称单数:tubes词意辨析：
underground, subway, tube这些名词均可表示“地铁”之意。
underground: 一般用词，指城市中的地铁，主要用于英国。
subway: 指城市中的地铁或通道，主要用于美国。
tube: 主要用于英国口语中。英语解释：
名词 tube:

conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases同义词：tubing

electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope同义词：vacuum tube, thermionic vacuum tube, thermionic tube, electron tube, thermionic valve

a hollow cylindrical shape同义词：pipe

(anatomy) any hollow cylindrical body structure同义词：tube-shaped structure

an electric railway operating below the surface of the ground (usually in a city)同义词：metro, underground, subway system, subway

动词 tube:

provide with a tube or ｉｎｓｅｒｔ a tube into

convey in a tube

ride or float on an inflated tube

place or enclose in a tube

例句：

Suck on the tube to draw up the water.用管子把水吸上来。

This tube is flexible but tough.这管子柔软但很坚固。

Out of the electronic tube has come one particularly tough little war baby.从电子管中产生出一门格外强劲而短暂的战时工业。

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。

Our television tube has broken.我们的电视机显像管坏了。