(单词翻译:单击)
可可电台，每期节目一话题，让英语磨练耳朵的同时学到更多有益的小知识，丰富知识的同时受益于生活。
早睡的好处
Boosts energy
养精蓄锐
Sleeping early will let you complete your 7 hours of sleep and makes you fresh the next morning. It gives you the energy to perform better. An alert mind can also concentrate well.
早睡能让你睡眠更充足，早上更加有精神。能让你精力充足表现更好。灵活的头脑也会助于集中精力。
Maintains weight
保持体型
When you sleep too late your organism is disturbed. Sleeping for less than 7 hours a day is an invitation to obesity. The hormones that impact appetite are troubled by lack of sleep which leads to sudden weight loss.
睡太晚会导致你的机体收到干扰。一天睡眠不足7小时会导致肥胖。睡眠不足产生的激素会影响食欲，使体重大幅减少。
【知识点讲解】
alert adj.警觉的，警惕的，注意的； 思维敏捷的； 活泼的；
例句：
The armed forces were on high alert to guard against any retaliation.
武装部队保持高度戒备，以防发生任何报复行动。
They want to be on the alert for similar buying opportunities.
他们希望随时掌握有关类似购买机会的信息。
The bank is alert to the danger.
银行充分意识到了危险。
lack of 缺乏；
例句：
Lack of exercise can lead to feelings of depression and exhaustion.
缺乏锻炼会导致抑郁和疲劳。
Despite his lack of experience, he got the job.
他虽然经验不足，但还是获得了这份工作。
There's a lack of fussiness about the way he works.
他工作时不会过分注重细节。
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