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STEM与日常科技·英语30篇(8)

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Smart Thermostats Save Energy

Smart Thermostats Save Energy

智能温控器如何节省能源

  1. A smart thermostat controls home heating and cooling.
  2. It learns when you are home or away.
  3. It turns heat down at night and up in morning.
  4. You can change settings on your phone anytime.
  5. It shows real-time energy use on its screen.
  6. Most homes save 10–15% on energy bills.
  7. Less energy use means less coal or gas burned.
  8. That keeps air cleaner and weather more stable.
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