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
Family Album, U.S.A.
美国写真集 。
The phone is ringing.
来电话了。
Neither was I surprise when the train stopped at Widley, a tiny station a few miles along the line.Even a mighty express train can be held up by signals.