Diphenyldimide
[机] 偶苯氮
🗣️ 情景例句
Where's the campus cafeteria?
校园的食堂在哪儿？
If we had been more careful, we would be getting much better results now.
如果我们更为细心的话，成绩会更好。
But that costs more.
可是那样成本较高。