Avoid using disposables such as plastic tableware and styrofoam cups .

避免使用一次性用品，例如塑料餐具和泡沫塑料杯。

He said styrofoam ballast kept the debris afloat as it crossed the open sea .

他说，这块残骸穿越海洋时，聚苯乙烯泡沫塑料的压舱物使它漂浮在了水面上。

Most of the sculptures are made from chocolate and sugar ( some styrofoam is also used ) .

大部分雕刻都由巧克力和糖做成（还用到了一些聚苯乙烯泡沫塑料）。

Pictures showed barges covered in detritus and workers sorting through a mess of bottles , branches and styrofoam .

照片上显示的是，载满碎石的船只，以及工人们把杂乱的瓶子、树枝和泡沫塑料分类清理。

After baking , the lightweight material feels like styrofoam , but its production uses one eighth the energy .

在烘烤以后，轻质的材料就像泡沫塑料一样，但生产这种材料的能耗只有泡沫塑料的八分之一。