Molecule(or particle) number concentration
[化] 分子(或粒子)数浓度
🧩 词语组成解析
🗣️ 情景例句
It's from the Fathers and Sons' Breakfast
那是在父子早餐会上拍的。
This telephone line is interrupted.
这个电话不通。
At the moment in my country there are very few such schools.
目前在我国这类学校太少了。