upgrade
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
发音
词形变化
教材释义与例句
升级；上升；上坡
使升级；提升；改良品种
往上
释义与例句
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1.
An upward grade or slope.
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2.
An improved component or replacement item, usually applied to technology.
升级
Near-synonym: option
With my phone company, I get a free upgrade every twelve months if I keep topping up 10 pounds a month.
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3.
An improvement.
The remarried couples among my friends often joke that their divorce and remarriage amounted to an upgrade.
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1.
To improve, usually applied to technology, generally by complete replacement of one or more components.
及物When you upgrade your standard of living, you become addicted to that standard of living.
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2.
To replace with something better.
及物I had to upgrade my anti-virus software to protect my computer from the newer threats.
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3.
To improve the equipment or furnishings of or services rendered to.
及物They upgraded him to the latest model.
They were upgraded to first class.
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4.
To improve in condition or status.
不及物She upgraded to a more successful husband.
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5.
To replace a program with a later version of itself, a version having a higher version number or marketed under a more recent product name.
不及物 及物 计算机 工程 数学She waited a long time to upgrade from Windows 10 to Windows 11, hoping the worst bugs would be worked out before she took the plunge.
She waited a long time to upgrade Windows, hoping the worst bugs would be worked out before she took the plunge.
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1.
Up a slope or grade.
词汇关系
词源
From up- + grade.
来源：wiktionary