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;
例句:
-
How many pollution control upgrades could this money buy?
来自SA
-
Design the platform for upgrades with replaceable modules.
来自SA
-
Freight trains travel slowly on upgrades into the hills.
火车徐徐向山上驶去.
-
This support protocol upgrades all aircraft in a couple of important ways.
这项支援协议对所有的空军单位在很多重要方面上提供了升级.
-
Knock control and misfire prevention software will be offered as upgrades.
爆震控制和预防失火软件将提供作为升级.
-
Previously, C-level executives were granted upgrades for international flights.
来自WSJ