First let me back up a bit and talk about vision correction before the printing press.

让我先回顾下在印刷术之前的视力矫正是什么样的。

youdao

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。

《牛津词典》

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。

《柯林斯英汉双解大词典》

The printing press made it possible for almost anyone to buy a book.

VOA: special.2011.01.12

This is the freedom of the printing press.

这就是出版自由。

耶鲁公开课 - 弥尔顿课程节选

Remember,there's no printing press in the ancient world.

要记得古代是没有印刷机的。

耶鲁公开课 - 新约课程节选

As for the crudities of hot-metal typesetting and letter-press printing, all these have long been superseded by electronic setting (in which a 1970s managing director, Ian Trafford, was a pioneer, and made The Economist one too), and by the stunning quality of modern offset printing.

ECONOMIST: Our paper in the 1930s: Ninety-plus, and still young | The

Only printing press inventor Johannn Gutenburg, William Shakespeare, William Caxton, who brought printing to Britain, Leonardo da Vinci, Elizabeth the First and the discoverer of electricity, Michael Faraday, were more important than one of the heroes of Welsh history.

BBC: Glyndwr captures votes in international poll

Many eras also proclaimed storytelling's demise: the advent of the printing press, radio, television, the Internet.

BBC: New York stories