你该睡觉了，不能再看电视了。
“时间已迟了” “早该……了”你该睡觉了。
一旦梦游者躺回床上，你也该睡觉了！
Once the sleepwalker is tucked back in bed, it's time for you to get some sleep, too!
有时当我回来，他已经睡着了。 我便把他叫醒，告诉他：“既然你这么累，就该早点去睡觉。”
Sometimes he would be asleep when I came in, and I would wake him saying, “If you were so tired, you should have gone to bed.
降低温度会暗示你的身体，该睡觉了，它们能减少潮热造成的干扰。
Lower temperatures signal your body that it's time to sleep, and they make hot flushes less disruptive.
否则，你该睡觉的时候就容易睡不着了。
很多人觉得在该睡觉时还在工作，吃的好点是最基本的，此时你已经对自己有些放纵了。
It's working on the sleep, eating better is definitely key. You over-indulge.
因为运动之后的3到5小时，你的体温开始下降，而这将提示你的大脑，是该睡觉的时候了。
Three to five hours after exercising, your temperature starts to drop. That tells your brain that it's time for sleep.
你该叫孩子上床睡觉了。
这样会告诉你的身体何时该睡觉了，在得到休息后自然醒来。
This will tell your body to sleep when its bedtime and wake feeling rested.
这样会告诉你的身体何时该睡觉了，在得到休息后自然醒来。
This will tell your body to sleep when its bedtime and wake feeling rested.
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