It can control the temperature, light and even air quality in your bedroom to help you have a perfect sleep environment.
它可以控制卧室的温度、光线甚至空气质量来帮助您拥有一个完美的睡眠环境。
One source of error is refraction, the bending of light beams as they pass through air layers of different temperature and pressure.
误差的一个来源是折射，即光束通过不同温度和压力的空气层时发生的弯曲现象。
Environmental factors, such as temperature, light, humidity, atmosphere, and air circulation, may be used to prevent pests.
也可以利用环境因素，如温度，光照，湿度，大气，空气流通，来防治害虫。
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