plasticatevt.塑炼(增塑)plasticn.塑料；塑料制品；信用卡adj.塑料的；可塑的；造型的；易受影响的；整形的plastic deflection塑性变位plastic transistor塑料晶体管plastic pipe joint塑料管接plastico-staticsn.塑性静力学plastic datum line塑料阳角基条plasticizing curve塑化曲线plastic set square塑料三角尺plastic polaristor塑料偏振器plastic yield test塑流试验plastic pencil box塑料铅笔盒

1. The extractor is connected to the pump by a plastic line.
   抽取器由一根塑料管子与泵相连。
2. The metal pipe is connected to the plastic pipe.
   该金属管被接在了塑料管上。
3. Please don't touch these metal cables inside a plastic sleeve.
   请不要碰那些套着塑料管的金属电缆。