Phosgenation
光气化(作用)
🗣️ 情景例句
You were right and I was wrong. I apologize.
你是对的， 我错了。 我道歉。
I must be off soon.
我很快就得走了。
Good afternoon! I am. Today is 16th of December, 1995. Everybody is here except Jim Green.
下午好！今天我值日。今天是（星期和日期）。除了吉姆·格林外，所有人都到齐了。