英语词汇polymethylenes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	polymethylenes
释义	polymethylene[,pɔli'meθili:n] n. 【化学】聚亚甲基，聚甲撑由五甲茎丙烯酸甲酯
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