upgrade

n. 上坡、升級、上升

adv. 往上

vt. 使升級、提升、改良品種

vi. 升級

學術名詞

• 升級：資訊、航空太空、機械工程
• 提高質量：資訊
• 升等：航空太空
• 上坡：機械工程
• 上坡度：機械工程

英文釋義

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