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	commercialese commercial exchange commercial facility commercial farm commercial fermentation commercial finance commercial financial company commercial financing commercial fishing commercial forest commercial forest land commercial forestry commercial frequency meter commercial furnace commercial geography commercial girl commercial grease commercial g(u)ild commercial holdings of federal securities commercial house commercial ice commercial installation commercial instrument commercial intelligence commercial investment trust company

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