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
People shouldn't do drugs. They're too addictive.
人们不应吸毒,太容易上瘾了。
There are 16 participants here today.
今天有16位参会者。
and it spread to Britain where wild rabbits are regarded as a pest but where domesticated rabbits,equally susceptible to the disease, are the basis of a profitable fur industry.