The printing press gave power to a few to change the world for the many.

印刷机赋予了少数人为多数人改变世界的力量。

Such changes have not been seen since the invention of the printing press.

自从发明了印刷机，这种变革还没有出现过。

The steam-powered printing press was still in its early stages.

蒸汽印刷机仍处于起步阶段。

We are setting up a printing press.

我们正在安装一台印刷机。

This is the freedom of the printing press.

这就是出版自由。