Chromatoroll
[化] 色谱圆筒; 色谱纸圆筒
🗣️ 情景例句
You look very familiar. Have we been introduced before?
你看起来很面熟，我们以前互相介绍认识过吗？
In college I majored in math, What was your major?
大学时我主修数学，你主修什么呢？
Aren't you lucky!
你们真幸运！