Phthalazinyl
[化] 2,3-二氮杂萘基
🗣️ 情景例句
I can see that.
这一点我明白。
I tried to call Mr. Cooper,but the line was busy.
我试着呼叫库珀先生，但是线老是忙。
He led me into his room and hurriedly hid a large parcel under his desk.
他把我领进屋，慌忙把一个大包藏到了桌子下面。