Many scientists in history have changed our lives a lot. 历史上许多科学家改变了我们的生活.

　　Were there only male scientists? 只有男性科学家吗?

　　Of course not, there have been many female scientists. 当然不是，也有很多女性科学家。

　　One of them was Marie Curie. 其中之一就是玛丽·居里。

　　She and her husband were genius scientists, they were both interested in physics. 她和她丈夫都是天才科学家，他们对物理都感兴趣。

　　After a few years of experiments, they discovered a radio activity.  经过几年的实验，他们发现了无线电活动。

　　Using discovery, people could make various things later, such as microwave oven. 利用这一发现，人们可以在以后做各种各样的事情，比如发明微波炉。

　　After her husband died, she kept study. 她丈夫去世后，她继续学习。

　　Later, she became the first female professor at the University of Paris. 不久，她成为巴黎大学的第一位女教授。

　　And first scientist who won two Nobel Prizes. 她是第一个获得两次诺贝尔奖的科学家。