Dimethylketazine
二甲基甲酮连氮
🗣️ 情景例句
Make sure everybody is at that meeting.
要确定每一位都出席这次会议。
We would be glad to start business with you.
我们很高兴能与贵公司建立贸易往来。
Being criticized is awful!
被人批评真是痛苦！