1. air-conditioning

1. Lighting, heating, and airconditioning in the skyscrapers strain energy supplies.
    大楼里的照明，暖气以及空调造成能源供应紧张。

A：Wow, you keep this place cold.
      哇，你这个地方真够凉快的。

B：Yep. It’s cold in the summer, hot in the winter.
      是。冬暖夏凉。

A：Your electricity bills must be enomp3ous.
      你的电费可不得了吧。

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B：Yeah, well, it’s a small price to pay to be comfortable, in my mind.
      是呀，可是，我觉得要住得舒适这点钱不算什么。

air-conditioning

A：It is nice to come in here after a run.
      跑步完进来这里真不赖。

B：Yeah. The central heating and air-conditioning works like a champ3.
      是呀，中央冷暖系统简直妙不可言。

A：I usually don’t use it unless it gets really hot. I just open up some windows, and I’m fine.
      除了真的非常热我是不会用（空调）的。就把窗户打开，这样就很好了。

B：My friend’s family did the same thing. I could never get used to it, though.
      我朋友家里也是这样。可是我可不习惯。