translation.en: So when the poor old shift worker is going home to try and sleep during the day, desperately tired, the body clock is saying, "Wake up. This is the time to be awake."
translation.zh: 所以当可怜的轮班工人非常疲惫地回到家 试着在白天睡觉， 人体生物钟会说，"醒醒。现在应该是醒着的时间"。