英语词汇“grade up”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	grade up
释义	grade up transitive verb : to improve the quality or grade of by gradual degrees < spent much money grading up his herd of cattle > : improve, raise < important that we grade up the standard of scholarship >
随便看	silvex silvical silvichemical silvicolous silvics silvicultural silviculturally silviculture silviculturist silyl SIM sim SIM sima simaba simal simar simarouba simaroubaceae simaroubaceous simarre simaruba simatic simazine simcha

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