Central circulating tube
[化] 中央循环管
🧩 词语组成解析
a. 循环的, 流通的\\n[经] 流动
🗣️ 情景例句
Well, I've got to run, Dad.
嗯， 我得赶紧走了， 爸爸。
How often did I tell you not to speak so loud?
我告诉你多少次不要讲话这么大声?
and you avoid the frustration of arriving at the very moment when the train is drawing out of the station and being unable to get on it.
而且可以避免那种正好在火车驶出站时赶到车站，因上不去车而感到的沮丧。