| 单词 | polyethylene oxide |
| 释义 | > as lemmaspolyethylene oxide polyethylene oxide n. any polymer in which the repeating unit is the group —OCH2CH2—; esp. any of a class of thermoplastics of high molecular weight made from ethylene oxide or ethylene glycol (usually by copolymerization of both) and used esp. as water-soluble films.extracted from polyethylenen.< as lemmas |
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