They sparked a true technological revolution because they've always had a laser focus on providing billions of people a better way to do the things they do every day.
因为他们专注于为数十亿人提供一种更好的方式，以改善人们生活的方方面面。
2
The new historiography in the early period of the 20 century was a revolution of Chinese historiography in a true sense of "paradigm" .