英语词汇polyethylenes怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	polyethylenes
释义	polyethylene noun— 聚丙烯 n 玻璃管 n See also: polyethylene — 聚乙烯
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polyethylene noun—