President Obama called Republican Senator Judd Gregg a "master of reaching across the aisle" in announcing him as his choice to lead the Commerce Department today. "Clearly, Judd and I

Cryptocurrencies are based on a special field of mathematics called cryptography. 加密货币是基于一种特殊的数学算法，称为密码学。 Cryptography is the study of how to secure communication, and it's about two really important

英语演讲-01 　　When i was seven, i started learning english. i played games and sang english songs with other children. sometimes, i watched english cartoons. it's funny. then i discovered the beauty of th

乔布斯在斯坦福大学的演讲，stay hungry,stay foolish已经成了乔布斯的经典名言之一在网上广为流传，他在演讲上分享的三个故事足以显示他对生命、对商业都有着超凡的理解。回味经典，品味人生，让我们一起听这个今年53岁的苹果CEO、大学辍学生乔布斯给斯坦福大学生的寄语。 Three Stories from My Life--Commencement Address by Steve

Hi,everybody.Today,there are 2.2 million people behind bars in America and millions more on parole or probation.Every year,we spend $80 billion in taxpayer dollars to keep people incarcerated.Many are