Tobin
(=tobin's tube, tobin's ventilator)托宾式室内通风机
🗣️ 情景例句
OK. Let's see.
好 ，让我们看看。
Have you been listening?
你有没有在听啊？
The meeting was scheduled for two hours, but it is not over yet.
会议原定了两个小时，不过现在还没有结束。