After hundreds of years, the most common, basic microscopes still operate by means of the same old hardware: the lens. But what if you could do away with that lens and create a microscope that fits on a cell phone? Thats what researchers led by Aydog

发表于:2019-01-02 / 阅读(35) / 评论(0) 分类 60秒科学

Eight Things You Didn't Know Google Translate Could Do As smartphones continue to get smarter, we can only expect Google Translate to stay one step ahead. Over 200 million people around the world now depend on the free application every day. And yet,

发表于:2019-01-03 / 阅读(88) / 评论(0) 分类 2017年VOA慢速英语(十一)月

By Ted Landphair Big corporations use memorable slogans or symbols -- like the

发表于:2019-01-03 / 阅读(57) / 评论(0) 分类 VOA2004(下)--文化艺术

The Nobel Prize in physics goes to Charles Kao, of Standard Communications Labs in England and the Chinese University of Hong Kong, and George Smith and Willard Boyle of Bell Labs in New Jersey. Kao figured out how to transmit light over long distanc

发表于:2019-01-08 / 阅读(61) / 评论(0) 分类 Scientific American(十)月

Implantable 'eye telescope' that magnifies vision by three times approved for use in patients可以三倍变焦的眼中望远镜已被批准医用。 A miniature telescope that is implanted in the eye to solve sight problems has been approved for us

发表于:2019-02-06 / 阅读(48) / 评论(0) 分类 阅读空间

托福频道在此与大家分享托福阅读之摄影史(The Birth of Photography),其中包括托福阅读词汇及词汇在文中的使用以及相关题目。希望对大家复习托福阅读有所帮助。 Perceptions of the visible world were

发表于:2019-02-12 / 阅读(50) / 评论(0) 分类 托福英语