经常睡不好,就会在睡眠上欠债,造成睡眠不规律。比如一位父亲语重心长地教育自己的子女不要因为学习而影响睡眠

• Don't burn the midnight oil for your studies if you don't have to. Otherwise, your sleep pattern will be seriously disturbed and most importantly, you'll have sleep debt!