Peroxyacetyl
nitrate [化]硝酸过氧化乙酰
🗣️ 情景例句
I know that area.
我知道那地方。
What day is today?
今天星期几？
Without it, nothing could ever be brought to a conclusion; everything would be in state of chaos.
不准时将一事无成，事事都会陷入混乱不堪的境地。