air conditioning

我们的办公室安装了新的空调系统。

Our office has installed a new ___air ___conditioning system.

这辆新车配备了自动空调系统。

The new car comes with automatic ___air ___conditioning.

这台空调让整个房间变得凉爽舒适。

The ___air ___conditioning makes the whole room cool and comfortable.