单词	polyether
释义	polyether noun poly·​ether ¦pälē+ : any of a group of polymers in which the repeating unit contains a carbon-oxygen bond derived especially from an aldehyde or an epoxide and which are used especially in the manufacture of plastic foams Word History Etymology poly- + ether First Known Use 1922, in the meaning defined above
随便看	liver lily Liver line liver of antimony liver oil liver pudding liver sausage liver sausages liver spots liverberry livered liveried liverier liveries liveriest livering liverish liverishness liverishnesses dussertite Dussumieriidae dust dust bag dust ball dust board dust bottom

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