Make your sleeping place comfortable. Be sure that it is dark, quiet, and not too warm or too cold.
确保你的睡的地方舒服，一定要黑，安静，不要太冷或太热。
The side which is away form the sun is dark and cold. At 170 degrees below zero Celsius, it is probably the coldest place in the solar system.
背离太阳的一面黑暗而寒冷，达到摄氏零下170度，它可能是太阳系中是最寒冷的地方。
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