| 单词 | polyethylene |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔high-density polyethylene〕A strong, relatively opaque form of polyethylene having a dense structure with few side branches off the main carbon backbone.高密度聚乙烯：指一种浓密、相对而言不透明形式的聚乙烯，此类聚乙烯拥有主要碳系统的少数旁枝组成密实的结构美国传统〔low-density polyethylene〕A form of polyethylene having many side branches off the main carbon backbone and a less closely packed structure than that of high-density polyethylene.低密度聚乙烯：有许多脱离碳主干边支的聚乙烯，相较于高密度聚乙烯其它结构较松散美国传统〔polyethylene〕They covered the broken windows with sheets of polyethylene.他们用塑料薄膜把打坏的窗户挡起来。剑桥高阶〔poly〕Polyethylene.聚乙烯美国传统〔thermoplastic〕A thermoplastic resin, such as polystyrene or polyethylene.热塑树酯：热塑树酯，如聚苯乙烯或聚乙烯美国传统 |
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