Cloth, a clean plastic bag or kitchen film all make good dressings.

布，干净的塑料袋或者厨用薄膜都可以作为很好的敷料。

youdao

In Mexico, I've frequently observed street vendors slipping clean plastic bags over plates.

在墨西哥，我经常看到摊贩用干净塑料袋装盘子。

youdao

The technique, believed to be the first of its kind, also produces clean plastic that can be recycled and used to produce new products.

这一技术据称是行业首创，还可以回收制造出干净的塑料，并用于制造其他产品。

youdao

On Saturdays the haulers, their wives and their children gathered at the recycling center to clean out the plastic pails they gave to customers for collecting the newspapers, magazines, bottles and other recycling materials.

CNN: Garbage hauler unloads on life in the wastestream

So all the water her family uses is in drums, plastic buckets, pots - any container that is clean.

BBC: RELATED BBC SITES

Thousands of Rwandans have taken the day off work to pick up plastic bags as part of a government attempt to clean up the environment.

BBC: Rwanda gets tough on plastic bags