可逆饱和绝热过程

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(108) / 评论(0)

(科普英语)Earth and Sky

美国国家公共电台 NPR Long-Term, Reversible Contraception Gains Traction With Young Women

Long-Term, Reversible Contraception Gains Traction With Young Women play pause stop mute unmute max volume 00:0004:07repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Fl

发表于:2018-12-18 / 阅读(93) / 评论(0)

2016年NPR美国国家公共电台10月

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(60) / 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(91) / 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(100) / 评论(0)

阅读空间

胡敏读故事记单词托福词汇191

191. The anal-retentive retailer保留肛门性格的零售商 restrictive-revision There was a retailer who specialized in selling reversible clothing. Being anal-retentive, his personality was somewhat restrictive, which tended to retard his sales.

发表于:2019-01-08 / 阅读(81) / 评论(0)

胡敏托福词汇记单词

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(74) / 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(76) / 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(163) / 评论(0)

世界各地新闻集锦

留美老师带你每日说英文第1047期:颜色的定义

Color is a term that we use to describe a collection of attributes, hue and saturation and value, that describes how we see things. 颜色是我们用来描述色调、饱和度和明暗度等一系列属性的词，可以用以形容我们所见之物

发表于:2019-01-20 / 阅读(84) / 评论(0)

留美老师带你每日说英文

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(103) / 评论(0)

英语新闻

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(76) / 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(75) / 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(102) / 评论(0)

英语新闻

英闻天下——338 Incentive for Home Appliance Purchase Ends

China's five-year policy of subsidizing the purchase of home appliances in rural areas came to an end on January 31 with a total government subsidy of 100 billion yuan leading to over 600 billion yuan in spending by rural residents. For more on the s

发表于:2019-02-14 / 阅读(78) / 评论(0)

英闻天下

BBC：苹果公司持续火热 iPhone销量创新高

发表于:2019-02-17 / 阅读(92) / 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(74) / 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(179) / 评论(0)

英文语法词汇

2016年CRI Huawei Expects Bigger Market Share in Poland

Huawei has been operating in Poland for over a decade. Its 12-years in the country has established Poland as Huawei's regional hub for the 26 central, eastern and northern European countries the company currently operates in. Huawei has already estab

发表于:2019-02-21 / 阅读(75) / 评论(0)

2016CRI中国国际广播电台

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(66) / 评论(0)

万物简史

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