It has happened especially in for profit private schools.
尤其是在营利性私立学校内。
For-profit private primary and secondary schools in America are special among private schools.
美国营利性私立中小学是私立学校中的一个较为特殊的群体。
For-profit private primary and secondary schools in America are special among private schools.
美国营利性私立中小学是私立学校中的一个较为特殊的群体。
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