#实用英语# 熟睡中be fast asleep；睡不着 can’t get to sleep； 躺在床上醒着睡不着lie awake；辗转难眠toss and turn；熬夜到三更半夜stay up until the wee hours；夜猫子night owl ；深度睡眠者heavy/sound sleeper 浅睡者light sleeper；习惯早起者early riser； 习惯晚起者late riser
