Monoketone
[医] 一元酮
🗣️ 情景例句
I can't figure him out-he's a mystery!
我不能理解他，他真是个迷。
Does his film appeal to you?
你喜欢他的电影吗？
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。