upgradings
📖 中文释义
- (upgrading 的复数) v. 升级；提高品位（upgrade的现在分词）
🧩 词形变化
原形 upgrading
📘 English Definition（英文释义）
- plural of upgrading
- 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- v to improve what was old or outdated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