rubber-plastic shoes的意思|示意

In the days before plastic and rubber became mainstream, wood was a cheap, readily available material for making strong, waterproof shoes that were perfect for working long days in the fields.

在塑料和橡胶尚未成为主流的时期，木头是一种廉价又随处可得的材料，可用来制造坚固、防水的鞋子，适于长时间在田间劳作时穿。

By collecting all kinds of wastes including rubber shoes, plastic bottles, glasses and newspapers, Wu could earn about 4,000 yuan per year and save about 1,000 of that.

通过回收胶鞋、塑料瓶、玻璃和报纸等各种废品，吴政每年能有4000元的收入，从中能存下1000元。