Actually, you would be wrong; the computer was invented in the nineteenth century by Babbage, but he didn't actually make one.

实际上，你们都错了;,电脑是在19世纪由巴贝奇发明的，不过他自己并没有真正的造出一台出来。

耶鲁公开课 - 金融市场课程节选

And so, by and large, until this freon was invented by Midgley, there wasn't a good gas that had the right properties to be used for a refrigerant.

因此，总的说来，直到Midgley发明氟利昂，没有一个气体,能被很好的用作制冷剂。

麻省理工公开课 - 固态化学导论课程节选