每晚要有充足的睡眠。

Get enough sleep every night.

青少年不需要那么多睡眠。

Teenagers do not need as much sleep.

向他们解释你需要足够的睡眠。

Explain to them that you need to get enough sleep.

每天做些运动并保证充足的睡眠。

Do some exercise and get enough sleep every day.

你晚上大约需要八小时的睡眠。

It is important for you to get about eight hours' sleep at night.