Varion
一种离子交换树脂
🗣️ 情景例句
What are you doing this weekend?
你本周末打算干什么？
True love is giving,not taking.
真挚的爱是给，不是取。
Yes, it's Bob here. Can you ask him to call me back?
可以，我是鲍勃。你能请他给我回个电话吗？