Phthalazone
[化] 2,3-二氮杂萘酮
🗣️ 情景例句
It could be Alexandra.
可能是 Alexandra 。
Being the newest member of this committee is really difficult.
能成为这个集体的新成员是很难的。
I don't know.I've already had my holiday this year.
我不知道。今年我已度过假了。