英语词汇“polyethylene”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	polyethylene
释义	polyethylene (pɒlieθɪliːn ) uncountable noun Polyethylene is a type of plastic made into thin sheets or bags and used especially to keep food fresh or to keep things dry. [mainly US] Polyethylene is believed to have a half-life of hundreds of years. regional note: in BRIT, usually use polythene
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