Phosgenation
光气化(作用)
🗣️ 情景例句
No, Mom. We had a great time.
不， 妈妈。我们玩得很高兴。
I will die before I'll eat that carrot.
如果要我吃胡萝卜，我宁愿去死。
You must keep it a secret. You mustn't tell anybody else.
你必须保密，谁都不能讲。