Separatography
无色化合物的吸附分离
🗣️ 情景例句
Not at all. Hope you come again.
不客气。希望你能再来。
It sucks!
好烂！
When I was young, I'd listen to the radio, waiting for my favorite songs.
当我还是个小女孩的时候，我常听着收音机，等待我最喜欢的歌。