Dioxopiperidine
二氧代哌啶, 哌啶二酮
🗣️ 情景例句
They decided to break up the partnership.
他们决定终止合作关系。
Don't you get it?
你懂不懂啊？
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。