Separatography
无色化合物的吸附分离
🗣️ 情景例句
My name is Wang Feng and I'm calling to cancel plane ticket.
我叫王峰，我想取消我预定的飞机票。
The mill cannot grind with the water that is past.
覆水难收。
the mind catches hold of something and will not let it go.'
此时脑子纠缠住了某种东西又不肯松手。"