英语词汇“refine on (或upon)”的翻译、意思、用法、释义-英汉汉英词典

单词	refine on (或upon)
释义	refine on (或upon)1.■推敲；改进；使…更细致完善：They have refined on their teaching methods for the last few years.他们在过去几年中改进了他们的教学方法。
随便看	dichloromethane-- methylene chloride dichloromethane--methylene chloride dichloromethane; methylene chloride dichloromethane， methylene chloride dichloromethylarsine dichloromethylarsine--methylarsenic dichloride dichloromethylarsine--methyldichloroarsine dichloromethyl p-chloro-phenyl ketone dichloro(methyl)silane dichloromonofluoromethane dichloromonofluoromethane， freon-21 dichloronitrobenzene dichloropantane dichloropentane dichlorophen dichlorophene dichlorophenol dichlorophenol sulfonaphthalein dichlorophenol sulfonaphthalein; chlorophenol red dichlorophenoxyacetic acid dichlorophenylhydrazine-sulfonic acid dichlorophenylhydrazine-sulfonic acid-- dichlorohydrazino-benzenesulfonic acid dichlorophenylhydrazine-sulfonic acid; dichlorohydrazino-benzenesulfonic acid dichlorophenylphosphine dichlorophenyl p-toluene-sulfonate