词汇“升级换代”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	升级换代
释义	升级换代升级换代[shēng jí huàn dài]1.■upgrade and update; renovate and change the dynasty
随便看	propane bubble chamber propane burner propane container propane deasphalting propane decarbonizing propane dewaxing process propane diacid propane diamine propanediol propane dryer propane fractionating propane fractionator propane-propylene fraction propane reflux propanetricarbonyl propanetriol propanil propanoldiacid propanone propantheline bromide proparaclase proparea propargyl propargyl alcohol propargyl bromide

国际大辞典收录了835600条英语、德语、日语等多语种在线翻译词条，基本涵盖了全部常用单词及词组的翻译及用法，是外语学习的有利工具。