和衰变速率

Earth and Sky:Black and White　黑与白

Black and White黑与白 Sometimes you hear it said that white is a combination of all the colors of the rainbow -- and that black is the absence of color. Find out more about whether black and white are colors -- today on Earth and Sky. JB: This is Ear

发表于:2018-12-07 / 阅读(159) / 评论(0)

(科普英语)Earth and Sky

名人励志英语演讲第130期:失败是一个选项但畏惧不是(1)

I grew up on a steady diet of science fiction. In high school I took a bus to school an hour each way every day. And I was always absorbed in a book, science fiction book, which took my mind to other worlds, and satisfied, in a narrative form, this i

发表于:2018-12-30 / 阅读(111) / 评论(0)

名人励志英语演讲

America's Handguns are Controversial,

By Jeffrey Young Dunblane, Scotland. March 13, 1996. A man walks into a school with a number of handguns and opens fire. Sixteen kindergarten children and a teacher are slaughtered. Britain reacts wit

发表于:2019-01-03 / 阅读(139) / 评论(0)

VOA2004（下）--时事新闻

小米公司大力拓展线下销售高端小米6

Chinese smartphone vendor Xiaomi Corp, best-known for its online sales strategy, said on Wednesday that it aims to generate 70 billion yuan (10.2 billion dollars) in revenue from its stores in the next five years. 中国智能手机供应商小米公司

发表于:2019-01-03 / 阅读(158) / 评论(0)

阅读空间

VOA常速英语2008年-UN: Digital Divide Threatens to Leave Developin

By Lisa Schlein Geneva 06 February 2008 A new report argues developing countries will be left behind unless they master new Information and communication technology. Lisa Schlein reports from Geneva the report by the U.N. Conference on Trade and Deve

发表于:2019-01-06 / 阅读(114) / 评论(0)

VOA常速英语2008年（二月）

苹果公司持续火热 iPhone销量创新高

The technology giant sold 47.5 million iPhones in the quarter to 27 June, up 35% on a year ago, with Mac computer sales up 9% to 4.8 million. The performance resulted in what chief executive Tim Cook called an amazing quarter.Profits rose by 38% to $

发表于:2019-01-17 / 阅读(134) / 评论(0)

实用英语

2018年CRI Africa, the next blue chip in energy

At the ongoing 12th Photovoltaic Power Expo in Shanghai, many companies are eyeing the African continent as their next market. Our reporter Fei Fei has more. Zhao Wei, the Overseas Sales Manager of Shouhang Resources Saving Technology, is one of the

发表于:2019-01-17 / 阅读(126) / 评论(0)

2018CRI中国国际广播电台

China Mobile Game Booming

Gaming is no longer confined to a desktop computer, with many enthusiasts now using tablets and smartphones to play while on the move. In China, the mobile games market is booming. Over the next few years, experts predict the industry will be worth b

发表于:2019-01-19 / 阅读(224) / 评论(0)

世界各地新闻集锦

经济学人56:扑朔迷离的未来

Books and Arts; Book Review;Pakistan's future；Resilient mess；文艺；书评；巴基斯坦未来；扑朔迷离的未来； The Future of Pakistan. By Stephen Cohen and others. 《巴基斯坦的未来》，斯蒂芬柯恩著。 It seems optimi

发表于:2019-01-26 / 阅读(133) / 评论(0)

经济学人文艺系列

重归混沌 (The Return to Chaos)

Let us return to original chaos! 让我们重归于元始的混沌！ Let us imagine the primordial din, the original vortex! 让我们臆想那本初的喧嚣、元始的漩涡！ Let us throw ourselves into the whirlwind which has preceded the crea

发表于:2019-02-01 / 阅读(169) / 评论(0)

实用英语

三星发布智能手表抢占“可穿戴技术”时代

We've all been there, looked at our watches and panicked, just like in Alice in Wonderland. -It's just a rabbit with a waistcoat -- and a watch! -Oh, my dear and whiskers, I'm late! I'm late! I'm late! Now it seems, time is also running out for Smart

发表于:2019-02-07 / 阅读(155) / 评论(0)

英语新闻

The Key to surviving anything

Have you ever seen bamboo shoots in a storm? I have. I remember huddling in a hut in Thailand watching a raging typhoon sweep through the mountains. The clump of bamboo outside the window was completely flattened by the raging winds. The wind was so

发表于:2019-02-07 / 阅读(211) / 评论(0)

阅读空间

外媒看中国：华为科技引爆全球热卖

Chinese tech giant Huawei on Wednesday said its global smartphone sales jumped by 39% in the first half of the year. 中国科技巨头华为周三称，其全球智能手机销售量今年上半年激增，增幅达39%。 It comes after the world's

发表于:2019-02-08 / 阅读(135) / 评论(0)

阅读空间

写电子邮件时尽量避免使用的五大字体

Picking the right font for your email,presentation,or friendly notice stuck on the office wall can be head-aching。在发电子邮件，做演讲，甚至在写个贴在办公室墙上的友情小提醒时，都需要选择一种字体。如何选择

发表于:2019-02-09 / 阅读(127) / 评论(0)

求职英语

NASA发布照片：冥王星你为什么心碎？

During a news briefing at the Johns Hopkins Applied Physics Laboratory on Tuesday, NASA scientists revealed what they've gleaned from the latest photos of Pluto. The New Horizons spacecraft was set to make its closest approach of the dwarf planet on

发表于:2019-02-11 / 阅读(173) / 评论(0)

英语新闻

BBC：苹果公司持续火热 iPhone销量创新高

发表于:2019-02-17 / 阅读(142) / 评论(0)

英语新闻

彩色世界杯？352名球员，只有12名穿黑色战靴

Fancy footwear in an array of dazzling colours has been the order of the day. What are the most popular choices? And how many players have dared to wear old-fashioned black? It used to be that coloured boots were the sole preserve of one or two flash

发表于:2019-02-17 / 阅读(118) / 评论(0)

阅读空间

电机行业常用的中英文对照

发表于:2019-02-18 / 阅读(237) / 评论(0)

英文语法词汇

雅思大作文高分技巧对比

为大家整理了雅思大作文高分技巧：对比，对比是雅思大作文写作中的高分方法，因为使用对比可以突出主题，也可以是文章更为吸引人。对比方法在雅思大作文写作这种的应用很多，可以把

发表于:2019-02-18 / 阅读(185) / 评论(0)

雅思英语

万物简史第342期:孤独的行星(7)

His idea of a vacation was to travel to Cornwall to study hookworm in miners. 去康沃尔研究矿工们的钩虫病算是他的假日。 Aldous Huxley, the novelist grandson of T. H. Huxley, who lived with the Haldanes for a time, T.H.赫胥黎的孙

发表于:2019-02-25 / 阅读(106) / 评论(0)

万物简史

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agar(o)biose

Agkistrodon halys

anoploderomorpha densepuncata