tubed

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

steel tube钢管

seamless steel tube无缝钢管；无缝套筒

copper tube铜管

glass tube n. 玻璃管

test tube试管

tube wall管壁

tube sheet管板

inner tube轮胎之内胎

stainless steel tube不锈钢管

tube bundle（塑料）管束

seamless tube无缝钢管

fallopian tube[解]输卵管

vacuum tube真空管；电子管

draft tube尾水管；通风管；引流管

metal tube金属壳电子管

finned tube翅片管

capillary tube毛细管

tube mill管磨机；制管厂

furnace tube炉管

picture tube（电视）显像管

1. This tube is flexible but tough.
   这管子柔软但很坚固。
2. She bought a tube of toothpaste.
   她买了一管牙膏。
3. I go to work on the tube.
   我经常乘地铁去上班。
4. What's on the tube?
   电视上正演什么?
5. 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。