A third cue your body USES to set its internal clock is temperature.
你的身体发送给生物钟的第三个信号是温度。
2
Remember, manipulating light and temperature manipulates your body's clock and gives it a clear mandate to sleep.
记住，通过调节亮度和温度来调节你的生物钟，给它一个明确的睡觉指令。
3
By the way, if you're curious about why racemization is so much less accurate a clock than C-14 for dating a tooth's age, part of the explanation has to do with temperature.