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
Are we scheduled to leave on time?
飞机准时起飞吗?
That's enough!
真是够了!
After the accident, all the lines and taps were clearly marked and new people joining the workforce were given a talk on safety before they started work.