严重的甚至使小学生无法全身心全精力地投入学习，慢慢荒废学业。

Serious and even make pupils cannot give full effort into learning, slowly abandoned his studies.

youdao

严重的甚至使小学生无法全身心全精力地投入学习，慢慢荒废学业。

Serious and even make pupils cannot give full effort into learning, slowly abandoned his studies.

youdao