印刷术的发明大大提高了它。
印刷术的发明是人类进展的一个里程碑。
The invention of printing was a milestone in human progress.
印刷术的发明是人类进步的一个里程碑。
The invention of printing was a milestone in human progress.
印刷术的发明是人类进步的一个里程碑。
The invention of printing was a mile-stone in human progress.
印刷术的发明之前，书非常罕见和昂贵的。
Before the invention of printing, books were very rare and expensive.
第一，印刷术的发明。
随着印刷术的发明，广告开始采用新的形式。
With the invention of printing, advertising began to take on new forms.
印刷术是中国首先发明的。
又过了很多年，另一种有助于人们相互间实现沟通的技术被发明了，那就是印刷术。
And then, another communication technology enabled new media: the printing press came along.
印刷术最早是由中国人发明的。
答：印刷和活字印刷术肯定是这类发明中的两个。
Yates: Printing and movable type were certainly two of them.
答：印刷和活字印刷术肯定是这类发明中的两个。
Yates: Printing and movable type were certainly two of them.
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