Secondary school students are more concentrated, they accept the "AIDS" knowledge of the time and place have to ensure that schools also have specialized teachers.

中学生比较集中，他们接受“防艾”知识的时间、地点都有保证，学校里也有专门的师资。

youdao

Secondary school students are more concentrated, they accept the "AIDS" knowledge of the time and place have to ensure that schools also have specialized teachers.

中学生比较集中，他们接受“防艾”知识的时间、地点都有保证，学校里也有专门的师资。

youdao