睡眠时间不足，上课有时感到疲劳的翻译：Lack of sleep in class, sometimes feel tired 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Lack of sleep, fatigue and sometimes class

Lack of sleep in class, sometimes feel tired

Sometimes the sleep time is insufficient, attends class feels weary

insufficient sleep time classes, sometimes feel tired

Lack of sleep in class, sometimes feel tired