调制编码系统

Before you pay big money for caviar, check with two New York City high school students. Brenda Tan and Matt Cost worked with DNA barcoding experts at Rockefeller University and other researchers at the American Museum of Natural History to identify h

发表于:2018-12-02 / 阅读(90) / 评论(0) 分类 Scientific American(十二)月

It's got to be philanthropic, because profits distract biotech, 这些研究的钱的来源最好是慈善,因为利润会分散生物技术研究公司的注意力, but it's basically got a 90 percent chance, I think, of succeeding in this. 但我

发表于:2018-12-05 / 阅读(88) / 评论(0) 分类 TED演讲科学篇

Amazon wants to get more young people to consider becoming computer engineers. The American technology company this week launched a program that aims to teach more than 10 million students a year how to code. Amazon says it will pay for summer camps

发表于:2018-12-08 / 阅读(157) / 评论(0) 分类 2018年VOA慢速英语(十一)月

Unit 8 The Media In-Class Reading It's Radio! The medium that can turn anywhere into somewhere 1 The truth is that radio has not been eclipsed by television and cable and the Internet. In fact, radio

发表于:2018-12-18 / 阅读(365) / 评论(0) 分类 新编大学英语阅读部分

Transcript: Girl: My presentation is about how you can use colour coding to organise your homework. To start you need a few things from the stationery shop. This photo shows the things I use. They arent expensive. They are all cheap. Ive got coloured

发表于:2018-12-28 / 阅读(106) / 评论(0) 分类 一起闲话英语-English Chitchat

Finance and economics 财经 The Bangladesh Bank heist: Still on the trail 孟加拉银行劫案:持续追踪 The sophistication of last year's bank heist is becoming clear. 去年银行劫案的手法水落石出。 A year after one of the most sp

发表于:2018-12-31 / 阅读(101) / 评论(0) 分类 经济学人财经系列

On January 11, Norway became the first country to begin turning off signals from its FM radio network. The Norwegian stations will instead use only digital audio broadcasting, called DAB. FM, or frequency modulation, radio stations have been in opera

发表于:2019-01-02 / 阅读(149) / 评论(0) 分类 2017年VOA慢速英语(一)月

发表于:2019-01-03 / 阅读(103) / 评论(0) 分类 电信英语

Enhanced Data rates for GSM Evolution, or EDGE, is a digital mobile phone technology which acts as a bolt-on enhancement to 2G and 2.5G General Packet Radio Service (GPRS) networks. This technology wo

发表于:2019-01-03 / 阅读(111) / 评论(0) 分类 电信英语

AS IT IS 2015-02-16 Prisoners Are Learning Computer Programming. 美国囚犯学习计算机编程 Prisoners in California are learning how to write programs for computers -- an activity known as computer coding. It is a skill that many employers are

发表于:2019-01-12 / 阅读(117) / 评论(0) 分类 2015年VOA慢速英语(二)月

AS IT IS 2015-10-19 Teen CEO Says Everyone Should Code What does the average 15-year-old do with her free time? Most teenagers are hanging out with friends, talking on their smart phones or playing games on their computer. But Swetha Prabakaran is di

发表于:2019-01-12 / 阅读(90) / 评论(0) 分类 2015年VOA慢速英语(十)月

MARY LOUISE KELLY, HOST: This summer, everything was going to plan for Audrey Degraaf and her wife. They had adopted a baby boy in January, their first child. Soon, he had a sibling on the way. Audrey was pregnant. And then came the ultrasound. AUDRE

发表于:2019-01-16 / 阅读(87) / 评论(0) 分类 2017年NPR美国国家公共电台12月

Topic 1-Young woman sells eggs to buy iPhone7 A young woman sold 20 of her eggs for 25 thousand Yuan, and used the money to buy an iPhone 7. The procedure is illegal and dangerous. How can we avoid such illegal practice? Topic 2-Kids' coding courses

发表于:2019-01-21 / 阅读(81) / 评论(0) 分类 英语角-圆桌会议

GWEN IFILL: Now: giving girls access to a more level playing field in an area formerly dominated by boys, making video games. Special correspondent Sandra Hughes has the story. SANDRA HUGHES: It's no secret that video gaming is aimed at a male audien

发表于:2019-01-27 / 阅读(70) / 评论(0) 分类 PBS访谈教育系列

中文 英文 缩写 捕获/拦截/收集/采集/获取 acquisition 捕捉 capture 捕捉范围 pull-in range 捕捉器 acquirer 不成功扩展后向建立信息消息 Extended Unsuccessful backward

发表于:2019-02-01 / 阅读(151) / 评论(0) 分类 电信英语

中文 英文 缩写 编程器 programming device 编号规则 numbering rule 编号计划/方案 numbering plan 编号区 numbering area 编辑器 editor 编解码 COde/DECode CODEC 编路控制 rout

发表于:2019-02-01 / 阅读(158) / 评论(0) 分类 电信英语

An end to grey hair and crows-feet could be just 10 years away after scientists showed 科学家发现,动物的衰老过程有可能逆转。 it is possible to reverse ageing in animals. 从此以后,可能仅需10年,人类就可以告别白发

发表于:2019-02-01 / 阅读(81) / 评论(0) 分类 趣味英语

BEIJING, July 26 (Xinhua) -- A research team led by Chinese scientists have discovered dietary modulation of gut microbiota can alleviate both genetic and simple obesity in children. The findings of the team, led by Zhao Liping with Shanghai Jiaotong

发表于:2019-02-02 / 阅读(99) / 评论(0) 分类 英语新闻

Whenever identical twins or triplets are born their parents will often be met with a cry of 'how do you tell them apart?' 每当有双胞胎或三胞胎降临人世,他们的父母总会面临这样一个问题怎么区分他们? Well, one family

发表于:2019-02-05 / 阅读(61) / 评论(0) 分类 英语新闻

BEIJING, Aug. 24 (Xinhua) -- China will promote the application and industrialization of its self-developed audio-video coding standard (AVS+) in broadcasting and television, the State Administration of Radio, Film and Television (SARFT) said Friday.

发表于:2019-02-08 / 阅读(113) / 评论(0) 分类 英语新闻
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