Cellon
四氯乙烷
🗣️ 情景例句
What are you majoring in?
你主修什么专业？
Experience keeps a dear school, but fools learn in no other.
吃亏学乖代价高，笨汉非此学不好。
Tickets, please. May I see your ticket please, madam?
请出示车票。夫人，请问我可以看看你的车票吗？