Nitrocarbonate
[化] 硝基碳酸鹽
??? 情景例句
After studying an hour, I finally got the hang of the lesson.
我學習了一個小時，終于理解了這一課的要點。
Sooner or later.
遲早會的。
You'd better check with the shipper.
你最好向貨運公司查查看。