Biofiltration
生物过滤(作用)
🗣️ 情景例句
I could never sneak into the movies, that's just like stealing.
我不能偷偷溜进电影院，那跟偷东西没有区别。
You'll get used to is soon.
你会慢慢习惯的。
Unfortunately you'll have to pay the fine before you check those books out.
在你借书之前你要先付清罚款。