Central downcomer
[化] 中心降液管; 中央循环管
🧩 词语组成解析
n. 下水管, 下导管
🗣️ 情景例句
I wonder whether I might ask you a question.
我是否可以问你一个问题？
The movie began as soon as we got there.
我们一到那儿电影就开始了。
Everybody wants to have lunch in the garden.
大家都想在花园里吃午饭。