Bags of plastic bottles are stacked high at a recycling center.

袋装的塑料瓶堆积如山.

A worker pays for a delivery of polystyrene at a recycling center in Beijing.

废品收购站里一工人在买聚苯乙烯。

For example, our class set up a recycling center beside the back door, it is very useful.

例如，我们班建立一个循环中心的后门，它是非常有用的。

Workers at a recycling center look at a pile of calligraphy collected along with other paper in Beijing.

工人在废纸堆里翻看一叠书法练习纸。

Unemployed and short on cash, Jerry Leonhardt pulled into a recycling center in Los Angeles, his white Chevy pickup packed with used cardboard boxes salvaged from behind supermarkets and mini-malls.

杰里·伦哈特因为失业而缺钱。他给洛杉矶县的一个废品回收站收集废品。他的白色雪佛兰皮卡装满了他从超市和小型购物商场收来的旧的硬纸板盒。