Diazald
二甲基亚硝基苯磺酰胺
🗣️ 情景例句
We're interested in importing a complete bottling machine for exhibit and sale.
我们有兴趣进口一整部装瓶机，以备展示和销售。
In for a penny, in for a pound.
一不做，二不休。
I left a suitcase on the train to London the other day.
几天前我把一只手提箱忘在开往伦敦的火车上了。