Upgrades
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
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
We exchange products under almost all circumstances.
在各种情形下我们都可更换产品。
Is there a river in the picture?
画里有一条河吗？