这份助理工作只需要高中学历，他感觉自己大材小用了。

This assistant position only requires a high school diploma, so he feels ___over-educated for it.

她虽然拥有三个博士学位，但在解决实际问题上却显得书生气十足，完全是个过度教育的典型。

With three PhDs, she struggles with practical problems—a classic case of being ___over-educated.