tube的过去式是什么

1. 管
2. 软管
3. 管状器官
4. 内胎
5. 真空管
6. 筒
7. 管状隧道，管状地下隧道
8. 香烟
9. 电视，电视机
10. 电子管
11. （有时大写）地下铁（道）
12. 一罐（啤酒）
13. 颜料管
14. 【炮】炮身
15. 【汽锅】锅管

1. 用管输送
2. 坐内胎顺流而下
3. 给…装上管子，把…装管
4. 把…弄成管状
5. 未通过（考试）
6. 坐地下铁道车去
7. 使通过管子
8. 把…置于管中
9. 使成管状
10. 完蛋，彻底失败

1. [C]管,软管 a hollow round pipe of metal; soft metal container for pastes, paints, etc.
2. [S]〈英〉地铁 underground railway
3. [U]电子管; 显像管 electron tube; valve

1.管子;管;管状物
Atube is a long hollow object that is usually round, like a pipe.

e.g. He is fed by atube that enters his nose.
他靠鼻饲管进食。
e.g. ...a cardboardtube.
纸卷芯

2.(内盛膏状物等的)管状容器
Atube of something such as paste is a long, thin container which you squeeze in order to force the paste out.

tube什么意思

e.g. ...atube of toothpaste.
一管牙膏
e.g. ...a smalltube of moisturizer.
一小管保湿液

3.管状器官;管;道
Some long, thin, hollow parts in your body are referred to astubes .

tube什么意思

e.g. The lungs are in fact constructed of thousands of tiny tubes.
肺实际上由上千条细微的气管构成。

4.(伦敦的)地铁
The tube is the underground railway system in London.

tube

e.g. I took thetube then the train and came straight here...
我先乘地铁，然后坐火车直奔这里。
e.g. He travelled bytube.
他乘地铁旅行。

5.电视机
You can refer to the television asthe tube .

e.g. The only baseball he saw was on thetube.
他看过的唯一一场棒球赛是在电视上看的。

6.（公司、经济、机构）完全垮掉，彻底崩溃，告吹
a business, economy, or institutiongoes down the tubes orgoes down the tube, it fails or collapses completely.

e.g. The country was going down the tubes economically...
该国经济正在彻底崩溃。
e.g. When I was dieting, that was when my social life started going down thetube.
我节食的时候，也就切断了一切社交生活。

7. see also: bronchial tube;cathode-ray tube;fallopian tube;inner tube;test tube

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

• 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

• ☆ 1611年进入英语，直接源自中古法语的tube；最初源自古典拉丁语的tubus，意为烟斗。