英语词汇“upgrade”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	upgrade
释义	upgrade ['ʌpgreid] -2 n. 上坡, 升级, 上升 adv. 往上 vt. 使升级, 提升, 改良品种 vi. 升级 [计] 升级时态: upgraded, upgrading, upgrades (研六托宝 5927/6186)\n
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