空调 (kōng tiáo): エアコン; エアコン（暖房機能付きも含む）; エアコン; エアコン（暖房もできるものが多い）

It's too hot in summer, so I turned on the air conditioning.

The air conditioning in this room is broken, we need to fix it.

When sleeping, don't set the air conditioner temperature too low.

The office has the air conditioning on, so it's very cool.

It's too hot in summer—let's turn on the air conditioner.

Does this classroom have air conditioning?

He recently installed a heating-and-cooling air conditioner.

Don't sit in the air conditioning all the time; you'll catch a cold easily.

Please turn off the air conditioner before leaving the room.