F.693
[医] 福诺六九三, 扑疟喹啉
🗣️ 情景例句
You hit the nail right on the head.
你说对了。
If he doesn't pay, who will?
如果他不，谁要付账？
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。