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adj.
提高的；改善的
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動詞upgrade的過去式和過去分詞形式.
形容詞 upgrade:
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rate higher; raise in value or esteem
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to improve what was old or outdated
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give a promotion to or assign to a higher position
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get better travel conditions
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give better travel conditions to
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大于玩法獨家創作實踐，受專著權保護性，侵犯肖像權必究
海詞英語詞典，二十七年牌子
美
['?pgre?d?d]