up grade

• 上坡, 往上走

英英释义

名词 upgrade:

1. an upward slope or grade (as in a road)

2. software that provides better performance than an earlier version did

3. a reservation that is improved

4. the property possessed by a slope or surface that rises

5. hardware that provides better performance than an earlier version did

6. the act of improving something (especially machinery) by raising it to a higher grade (as by adding or replacing components)

动词 upgrade:

1. rate higher; raise in value or esteem

2. to improve what was old or outdated

3. give a promotion to or assign to a higher position

4. get better travel conditions

5. give better travel conditions to