Dinitrofluorobene
二硝基氟苯
🗣️ 情景例句
I've heard a great deal about you.
久仰大名。
As this is a special offer, we hope you won't miss this opportunity.
因这是特殊报价，希望您不要错失良机。
The bus was full. We couldn't get on.
车挤得满满的，我们上不去。