Perinaphthodiazine
[化] 周萘二嗪
🗣️ 情景例句
I'll do it.
我去。
Do you have a flight to New York departing at about 10 a.m. Next Monday?
你们有下周一大约下午10点起飞到纽约的班机吗？
He gets into the lift, and goes up to the twelfth floor.
他进入电梯，然后升至第12层。