Smokeproof
a. 防烟的
🗣️ 情景例句
I'm sorry to inform you that your application for ball has been refused.
很遗憾通知你， 你的保释申请书已经被驳回了。
Please excuse me.
不好意思，请让一下。
Excuse me, are you American?
你是美国人吗？