Biofiltration
生物过滤(作用)
🗣️ 情景例句
The advanced class is nonstop.
高级课程， 是没有休息的。
It'll take almost all my savings to buy the ticket.
买票将花了我几乎所有的积蓄。
I would keep my mind fresh for reading when I got home formwork Resisting the hypnotizing effect of television, I sat in my room for a few evenings with my eyes glued to book.
晚上下班回家看书时头脑更清醒些。有几天晚上，我极力摆脱了电视的诱惑，坐在自己的房间里，两眼盯在书上。