[ ˌʌpˈɡreidz ]
v. 提升( upgrade的第三人称单数 ); 使（机器、计算机系统等）升级; 提高（设施、服务等的）档次; 提高（飞机乘客、旅馆住客等）的待遇
n an upward slope or grade (as in a road)
n software that provides better performance than an earlier version did
n a reservation that is improved
n the property possessed by a slope or surface that rises
n hardware that provides better performance than an earlier version did
n the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components)
v rate higher; raise in value or esteem
v to improve what was old or outdated
v give a promotion to or assign to a higher position
v get better travel conditions
v give better travel conditions to
- 原型: upgrade
英汉双解字典由 ECDICT 提供