中学生课堂注意力集中的原因，课堂干扰的原因为30%,睡眠不足与疲劳的为70.的翻译：Middle school students in classroom focus reasons, interference due to 30% in the classroom, lack of sleep and fatigue of 70. 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

Students focus on the reasons for the classroom, classroom 30% due to interference, lack of sleep and fatigue for 70.

Middle school students in classroom focus reasons, interference due to 30% in the classroom, lack of sleep and fatigue of 70.

The middle-school student classroom attention centralism reason, the classroom disturbance reason is 30%, the sleep insufficient and weary is 70.

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Middle school students in classroom focus reasons, interference due to 30% in the classroom, lack of sleep and fatigue of 70.