n. 管,管状物;电子管;地铁;电视机;
vt. 把…装管;把…弄成管状;用管输送;
vi. 乘地铁;不及格;
tub- 表”管道”
🗣️ 情景例句
To teach a fish how to swim.
孔子面前读诗书,班门弄斧。
The chance to enter the college came and he took it.
有一个上大学的机会,他抓住了这个机会。
One night, the gaoler decided to play a joke on his colleague to find out if, after so many performances, he had managed to learn the contents of the letter by heart.