塑料

• Polythene is a thermoplastic .
  聚乙烯就是一种热塑塑料。
• Most plastics do not readily conduct heat or electricity .
  大多数塑料不易传热或导电。
• Plastics has been used widely .
  塑料已被广泛利用。
• The pit cover should be sealed over with tar paper or plastic .
  顶盖必须用焦油纸或塑料封闭。
• Place plastic sheet, then bath blanket, under the child .
  在小儿身下铺上塑料单，上面加浴毯。
• She had been sipping water; a plastic cup was in her hand .
  她手中拿着一个塑料杯，正在喝水。
• Japanese vegetable production in plastic tunnels were included .
  包括日本塑料小棚的蔬菜生产。
• A button can be made of bone, wood, glass, or plastic .
  扭扣可以用骨头、木头、玻璃或塑料制成。
• From this master disc, plastic discs are stamped out cheaply .
  从这个总盘很便宜地复制出塑料盘。
• Thermoplastic and thermosetting substances are called plastics .
  热塑塑料和热固的物质称为塑料。