Selemion
一种均质离子交换膜
🗣️ 情景例句
I'm afraid I have a different opinion.
恐怕我的看法和你不一样。
To try to get rid of the lady
想摆脱那个女人
I entered the hotel manager's office and sat down.
我走进饭店经理的办公室，坐了下来。