激光技术的每一次突破都让我们更接近解决困扰科学家数十年的谜题。
I don't think that everyone should become a mathematician, but I do believe that many students don't give mathematics a real chance.
伟大的设计将功能与美学相结合——它在解决问题的同时激励人们。
You have to be run by missionaries, not mercenaries.