VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we visit a small museum in the state of Maryland. It is called the National Cryptologic Museum. It is filled with informat

发表于:2018-12-15 / 阅读(50) / 评论(0) 分类 VOA慢速英语2008年(九)月

EXPLORATIONS - September 18, 2002: National Cryptologic Museum By Paul Thompson German Nazi, American and Japanese coding machines. (Photo - Ed Bunyan) VOICE ONE: This is Mary Tillotson. VOICE TWO: An

发表于:2019-01-02 / 阅读(70) / 评论(0) 分类 Explorations

Big data is having an increasing effect on the way we live. Big data can be defined as information that is too big or complex to be contained or processed by any one machine or person. It can include which comments, photographs or stories you like on

发表于:2019-01-02 / 阅读(124) / 评论(0) 分类 2017年VOA慢速英语(二)月

A Visit to Americas National Cryptologic Museum From VOA Learning English, this is EXPLORATIONS in Special English. Im Jeri Watson. And Im Jim Tedder. Today we visit a small museum in the American state of Maryland. It is called the National Cryptolo

发表于:2019-01-12 / 阅读(62) / 评论(0) 分类 2013年VOA慢速英语(五)月

EXPLORATIONS - A Visit to Americas National Cryptologic Museum From VOA Learning English, this is EXPLORATIONS in Special English. Im Jeri Watson. And Im Jim Tedder. Today we visit a small museum in the American state of Maryland. It is called the Na

发表于:2019-01-12 / 阅读(51) / 评论(0) 分类 2013年VOA慢速英语(四)月

The trend in data storage is even more impressive. In the early 80s, the standard unit of computer storage, one mega-byte, or one million bytes of information, cost about 100 dollars. Today, it is 10 cents. In two years, it will cost 2 cents. 数据存

发表于:2019-01-18 / 阅读(74) / 评论(0) 分类 财富精英励志演讲