Pyrazine
吡嗪, 对二氮杂苯, 胡椒嗪
🗣️ 情景例句
Can you confirm that the meeting is at 9:00 a.m.?
你能否确认一下，开会的时间是早上9点吗？
The two contestants are neck and neck with 20 points each.
比赛双方各得20分，打成平局。
You always want the best,but we can't afford it.Sometimes you think you're a millionaire!
你总是要买最好的，可我们买不起，有时候你认为自己是个百万富翁！