这些样品来自生活在北京师范大学居民，他们自我确认在四个祖父母中有至少三个为中国汉族人。

These samples were collected from individuals living in the residential community at Beijing Normal University who were self-identified as having at least three out of four Han Chinese grandparents.

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北京师范大学珠海分校的校园环境、教学和生活设施在国内均堪称一流，为莘莘学子在此学习和生活提供了良好的条件。

Beijing Normal University, Zhuhai branch campus environment, teaching and living facilities in the domestic first-class are called for students to learn in this life and provided good conditions.

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2005年开始，我们还以南京师范大学附属中学为试点，开设了“系统思考和决策试验”的专题课程。

Since 2005, we have taken the High School Affiliated to Nanjing Normal University as the experimental unit, and have set up a series of courses on "System Thinking and Decision Test".

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