But first: the dangers of domestic terrorism, extremism and efforts to counter its use of social media. The attack in Charlottesville underscored just how real this is. As Miles O'Brien explains, experts who study the psychological and technological

发表于:2018-12-05 / 阅读(137) / 评论(0) 分类 PBS访谈教育系列

Peter: Hi Liz, I see your cast is off. Liz: Yes, finally! Life is so much easier without one. Peter: You had some bad luck breaking your arm. Liz: Yes I had two lots of bad luck: breaking my arm and losing my job. Peter: Wait a minute. You lost your

发表于:2018-12-06 / 阅读(95) / 评论(0) 分类 英语博客 A cup of English

Lesson 38 acidic adj. 酸的,酸性的 alcohol n. 酒精 bactericidal adj. 杀菌的 carbonated adj. 碳化的,碳酸的 contamination n. 污染 disinfectant n. 消毒剂 ethanol n. 乙醇 intermittent adj. 间歇的,断断续续的 leakage n. 泄

发表于:2018-12-24 / 阅读(152) / 评论(0) 分类 新概念英语第四册单词MP3

21. As a discovery claim works it through the community, the interaction and confrontation between shared and competing beliefs about the science and the technology involved transforms an individual's discovery claim into the community's credible dis

发表于:2018-12-30 / 阅读(109) / 评论(0) 分类 考研英语长难句讲解

Callum: Hello. Culture and communication is the topic of this programme from the Talk about English series, Who on Earth are we? Communication's done so naturally by all of us that we take it for granted and we don't think very much about what happe

发表于:2019-01-07 / 阅读(131) / 评论(0) 分类 英语讨论

By Doug Levine Washington 05 March 2006 Few jazz vocalists have the courage to take on the Billie Holiday Songbook. Those songs evoke such deep feelings - many expressing heartache and others extreme

发表于:2019-01-10 / 阅读(197) / 评论(0) 分类 2006年VOA标准英语(三月)

By Phil Mercer Sydney 20 October 2009 Australia's worst oil slick since the mid-1980s is now tainting Indonesian waters. Fishermen in West Timor say contaminated fish are making villagers ill. Oil began leaking two months ago, following an accident

发表于:2019-01-14 / 阅读(100) / 评论(0) 分类 VOA标准英语2009年(十月)

The separation barrier was changed completely to the internationally recognized green line, 隔离墙被完全改道到国际认可的绿线内 and the women of Budrus came to be known across the West Bank for their indomitable energy. Thank you. Bud

发表于:2019-01-18 / 阅读(110) / 评论(0) 分类 TED演讲国际问题篇

China is taking action to curb plastic bag litter. Soon, free shopping bags will be a thing of the past. 中国正在采取行动减少遍地是塑料袋垃圾的现象。不久,免费提供购物袋的现象将会成为历史。 Starting June 1, s

发表于:2019-01-19 / 阅读(130) / 评论(0) 分类 VOA双语新闻 2008年1月

This is Scientific American 60 seconds science. Im S. Buschwik. Got a minute? During a physical exam, doctors pick up a lot from their patients including patients bacteria. To keep infections from spreading, physicians try to always wash their hands

发表于:2019-01-20 / 阅读(134) / 评论(0) 分类 2014年Scientific American(三)月

The True Bottom of the Food Chain Is Plenty Polluted食物链最底层遭污染的深海食物 The Mariana Trench is the deepest spot in the worlds oceans. Only three humans have ventured into the trench in submersibles. But plenty of our pollution h

发表于:2019-01-20 / 阅读(183) / 评论(0) 分类 2017年Scientific American(六)月

You cannot run from weakness You must sometimes fight Perish it out or you will be perished You have to stand for your right and will. 不要逃避你的弱点 你需要坚决对抗它 消除你的弱点 否则就被它所毁灭 为你的权利和意志

发表于:2019-01-23 / 阅读(179) / 评论(0) 分类 瞬间秒杀听力

LINDA WERTHEIMER, HOST: In Nashville this weekend, there's an exhibition of masks, not the kind that are used to hide, disguise or play dress-up. These have been worn by people with head or neck cancer. The plastic and mesh masks are used during radi

发表于:2019-01-24 / 阅读(156) / 评论(0) 分类 英语语言学习

Happy Hour 幸福时光 Tracing back to its source, the term happy hour originated in the United States Navy. In the 1920s, it was slang for a scheduled entertainment period on board a ship during which boxing and wrestling took place. Happy in that

发表于:2019-01-29 / 阅读(121) / 评论(0) 分类 走进耶鲁大学

UN Secretary-General Ban Ki-moon has called on the international community for more investment in tested approaches to prevent Malaria. Ban says that despite the improvement in prevention tools, there is still need to invest in getting wider access t

发表于:2019-02-04 / 阅读(106) / 评论(0) 分类 英语新闻

BEIJING, Jan. 28 (Xinhua) -- China lacks quality environment assessment agencies, according to a government report issued on Monday. The Ministry of Environmental Protection (MEP) publicized a report after a three-year survey into the country's envir

发表于:2019-02-07 / 阅读(166) / 评论(0) 分类 英语新闻

SEOUL (Reuters) - South Korea said on Tuesday it would use greater force including firearms against Chinese boats fishing illegally in its waters and summoned China's ambassador to protest against a clash between a Chinese vessel and a coast guard bo

发表于:2019-02-08 / 阅读(175) / 评论(0) 分类 英语新闻

埃里克贝娄Eric Berlow:怎样化杂为简 生态学家埃里克贝娄Eric Berlow面临复杂系统时,一向都从容以对。他知道如何运用更多讯息,找出更好更简单的解答,并以图解说明解决难题的技巧。 他化

发表于:2019-02-14 / 阅读(90) / 评论(0) 分类 TED演讲视频集

更多网络巨头力挺苹果公司对抗FBI More of the biggest names in tech - including eBay, Google and Amazon have joined Twitter and AirBnB in backing Apple in its court battle with the FBI. 包括eBay,谷歌和亚马逊在内的更多科技巨

发表于:2019-02-16 / 阅读(106) / 评论(0) 分类 英语新闻

If your future mother-in-law thinks youre not suitable for her darling son or daughter, dont shower her with gifts and compliments stand up to her instead. 如果你的未来岳母或婆婆认为,你不适合她的宝贝女儿或儿子,别给她献

发表于:2019-02-16 / 阅读(135) / 评论(0) 分类 阅读空间