这就是为什么我们要搭建新的机会的阶梯，让所有愿意攀登的人步入中产阶层的行列。

And that's why we need to build new ladders of opportunity into the middle class for all who are willing to climb them.

youdao

这就是为什么我们要搭建新的机会的阶梯，让所有愿意攀登的人步入中产阶层的行列。

And that's why we need to build new ladders of opportunity into the middle class for all who are willing to climb them.

youdao