教育不平等限制了贫困地区孩子的发展机会。

Educational ___inequality limits opportunities for children in poor areas.

这个数学不等式表明5x - 3小于10。

This mathematical ___inequality shows that 5x - 3 is less than 10.

城乡教育资源的不均衡是一个严重的社会问题。

The ___inequality in educational resources between urban and rural areas is a serious social issue.