Upgradation
升级；改善；提高
🗣️ 情景例句
It's true. You are in great shape.
这是真的。你的身体很好。
To teach how to drive a car
教人驾驶汽车
As a matter of fact, we would like to discuss internally regarding item B.
事实上，我们希望可以先内部讨论B项议题。