例句：

• Circadian rhythms influence when we feel most awake and when we need to sleep.（昼夜节律影响我们什么时候最清醒、什么时候需要睡觉。）
• Disrupting your circadian rhythm by staying up too late can lead to health problems.（熬夜打乱昼夜节律可能会导致健康问题。）