Celling duct
[电] 顶板线道
🧩 词语组成解析
duct
[dʌkt]
n. 管，导管;（电线，电缆等的）管道;
vt. 用导管输送;用管道供应;
🗣️ 情景例句
Yes, it's so easy.
没错， 它真简便。
I'm catching the 11:00 train.
我准备赶11点火车。
How would you go to Beijing, by air or by train?
你怎样去北京，是乘飞机还是坐火车？