Biofiltration
生物过滤(作用)
🗣️ 情景例句
What? Tell me.
什么事？ 说给我听听。
We have asked you to come to our Thank you Party today.
我们邀请你们参加我们今天的“感恩会”。
I watched Hope secretly for a week, and I even paid a visit to her at work.
我秘密观察了霍普一个星期，甚至还在她工作时拜访了她。