tube/tub; tjuːb/n [C]1 a pipe made of glass, rubber, metal etc that liquids or gases go through〔输送液体或气体的〕管﹐管子: He had to be fed through a tube because he was so weak. 他由于身体太虚弱﹐得通过管子进食。2 a container for a soft substance that you press between your fingers to make the substance come out〔装软物质的〕软管: +of a tube of toothpaste 一管牙膏see picture at见 CONTAINER 图3 a long round hollow object 管状物: a cardboard tube 硬纸管4 the Tube the railway system under the ground in London [ subway AmE 【美】] 〔伦敦的〕地铁﹐地下铁道: He took the tube to Embankment. 他乘地铁到堤岸站。Which is the nearest tube station ? 最近的地铁站是哪一个?TEST TUBE