小学学周先以早期疲劳为主，后期处于显著疲劳状态，属不良神经活动类型。

For primary pupils, early stage fatigue at the beginning of the week, notable fatigue at the end of the week can be detected, which is an unhealthy phenomena of nerve activity.

youdao

小学学周先以早期疲劳为主，后期处于显著疲劳状态，属不良神经活动类型。

For primary pupils, early stage fatigue at the beginning of the week, notable fatigue at the end of the week can be detected, which is an unhealthy phenomena of nerve activity.

youdao