单词 | upgrade |
释义 | upgrade 构词法3100 全国卷频次:1 /ʌpˈɡreɪd/ n &v. upgrades 0 upgrading 0 upgraded 0 升级;更新 & 使升级,改良品种,提升 高考真题原句提选:By 1996 there was so much traffic on the website that he had to upgrade. 到1996年,网站的流量已经非常大,他不得不进行升级。 |
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