Separatography
无色化合物的吸附分离
🗣️ 情景例句
Remember?
记得吗？
We are delighted with your products and are thinking of placing an order. The size of our order will depend greatly on your price.
我们对你方的产品非常满意，正欲订购。我们定单的大小主要取决于你方的价格。
Excuse the mess, Sam.This room's very untidy.
屋子很乱，请原谅，萨姆。