Discipline techniques vary by education level: 8% of those with a postgraduate degree say they often beat their children, compared with 22% of those with a high school degree or less.
出自-2017年6月阅读原文
柯林斯高阶英汉双解学习词典释义
N-COUNT
研究生
A post-graduate or a postgraduate student is a student with a first degree from a university who is studying or doing research at a more advanced level.
ADJ
研究生的
Postgraduate study or research is done by a student who has a first degree and is studying or doing research at a more advanced level.