2018年12月英語四級翻譯模擬：睡眠
請將下面這段話翻譯成英文：
我們的身體夜晚需要休息，白天需要清醒。大多數人每晚需要8到8.5個小時的睡眠才能正常運轉。找到更多的時間、更好的睡眠方法可能是個挑戰。科學家已經確認了80多種不同的睡眠紊亂症(sleep disorders)。有些睡眠紊亂症是遺傳的。但是，許多睡眠紊亂症是由於熬夜，經常跨時區旅行以及上夜班而引起的。
參考譯文
Our bodies want to sleep at night and be awake during the day. Most women and men need between eight and eight and a half hours of sleep a night to function properly throughout their lives.Finding ways to get more and better sleep can be a challenge. Scientists have identified more than 80 different sleep disorders. Some sleeping disorders are genetic. But many problems are caused by staying up late and by traveling frequently between time zone or by working nights.
重點表達
正常運轉 function properly
找到更多的時間、更好的睡眠方法 find ways to get more and better sleep
熬夜 stay up late
經常跨時區旅行 travel frequently between time zone
上夜班 work nights
以上就是小編爲各位考生總結的2018年12月英語四級翻譯模擬，希望各位考生多多練習，爭取在2018年12月的英語四六級考試中取得好成績~
