Brutonizing
钢丝热镀锌法
🗣️ 情景例句
That's understandable.
那是可以理解的。
How did you go?
你怎么走？
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
因为如果有列火车开进隧道，它就把新鲜空气随之抽进了隧道。