公立学校不安全且过于拥挤，缺乏知识经济条件下教育所必需的资源。

Unsafe, overcrowded public schools, which lacked the resources necessary for education in a knowledge economy; and

youdao

公立学校不安全且过于拥挤，缺乏知识经济条件下教育所必需的资源。

Unsafe, overcrowded public schools, which lacked the resources necessary for education in a knowledge economy; and

youdao