polythene是什么意思音标:英 [ˈpɒlɪθi:n]美 [ˈpɑ:lɪθi:n]
n. 聚乙烯
[化] 聚乙烯
n a pghtweight thermoplastic; used especially in packaging and insulation
polythene的用法和例句：
1."reveals a match with the white highdensity polythene of oversuits worn by forensic investigators.
发现它匹配鉴证调查员穿的 白色高密度聚乙烯连体衣
2.She had been given them in a naming ceremony in a muddy valley field that contained several sheep and a number of leaky polythene tents.
她在一个命名仪式上被赐予了这个名字 那是一片泥泞的谷地 里面还有几只羊 好几个漏水的聚乙烯帐篷