Propionic anhydride
[化] 丙酸酐
🧩 词语组成解析
[医]丙酸的
[化] 酸酐; 酐; 某酐\\n[医] 酐, 脱水物
🗣️ 情景例句
It was a pleasure meeting you, too.
我也很高兴碰到你。
I'll be late, mom. I have to work.
妈，我要迟到了。我有工作了。
Well,you mustn't play in the road.It's dangerous. A car may hit you.
嗯，你不可以在路上玩球。那是很危险的。汽车会撞着你。