conditioning
n. 调节；条件作用；整修；训练，健身训练
v. 以…为条件（condition的ing形式）
例句
We wanted to reduce the cost of heating and air-conditioning.
我们想减少供暖与空调的开支。
《柯林斯英汉双解大词典》
It was 90 degrees and the air conditioning barely cooled the room.
气温是90度，空调几乎没有使房间凉快下来。
You can't open the window because it screws up the air conditioning.
你不能开窗，因为那样会破坏空调。
