英语新闻听写 睡眠专家称青少年需要更多的睡眠（在线收听）

According to the American Academy of Sleep Medicine middle and high schools should start classes no earlier than 8:30 a.m.

根据美国睡眠医学学会的规定，中学和高中上课时间应该不早于8点半。

so that teens can get enough sleep during the week.

因此，青少年可以得到足够的睡眠。

The AASM explained that delaying the school day would help reduce tardiness, improve attendance and boost driving safety,

美国睡眠医学学会解释称，推迟上课时间将有助于减少延误，提高出勤率和提高驾驶安全，

and would also ensure that teens are more alert and ready to learn throughout the day.

并确保青少年更警觉，随时准备学习。

The AASM also recommends that teens between the ages of 13 and 18 routinely get eight to 10 hours of sleep a night to promote good health and well being.

该协会还建议13岁至18岁之间的青少年每晚保持8到10小时的睡眠，以促进良好的健康和幸福。

According to the CDC, more than two-thirds of high school students get less than seven hours of sleep on school nights during the week.

据疾病控制中心报道，超过三分之二的高中生每周在学校晚上睡眠时间少于七个小时。