质能等效原理

2015年CRI Chinese Mainland and Taiwan Should Uphold One-China Principle: State Council

Chinese Mainland and Taiwan Should Uphold One-China Principle: State Council Ma Xiaoguang serves as a spokesperson for the State Council Taiwan Affairs Office. At a news conference on Wednesday, Ma said the One-China Principle has clearly defined the

发表于:2018-12-02 / 阅读(120) / 评论(0)

2015CRI中国国际广播电台

14 the Daffodil principle

the Daffodil principle Several times my daughter had telephoned to say, Mother, you must come to see the daffodils before they are over. I wanted to go, but it was a two-hour drive from Laguna to Lake Arrowhead I will come next Tuesday, I promised a

发表于:2018-12-07 / 阅读(221) / 评论(0)

每天一点英文

Albert Einstein

Broadcast: Jan 22, 2003 By Marilyn Christiano VOICE ONE: This is Steve Ember. VOICE TWO: And this is Sarah Long with the VOA Special English program, Explorations. Today we tell about a scientist who

发表于:2018-12-07 / 阅读(98) / 评论(0)

VOA2003（上）-科技导航

蒋健棠英语实用句子16:He is a man of principle

He is a man of principle. 他是个有原则的人。注意当中的principle和principal的读音一样的，但拼法就不同，意思都不同，principal是指校长。 principal是一个人，后面又是pal结尾，pal表示好朋友，下面的

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蒋健棠英语实用句子

趣味青春英语电台第157期:On the money

Idiom: On the money 表示一个人的回答再正确不过了 Hit the book: Principle Bionic Boxfish Velcro Fastener Hook Loop Prickly

发表于:2018-12-27 / 阅读(107) / 评论(0)

趣味青春英语

外贸英语一点通第55期:外贸政策(2)

Non-discrimination principle 非歧视原则 A: We can infer that the non-discrimination principle is one of the most important principles of WTO agreement. This principle requires equal treatment of domestic and foreign enterprise. Does the principl

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外贸英语一点通

英语语法：149 “Principal” Versus “Principle”

Grammar Girl here. Today were going to recall that the principal is indeed your pal, but well also see that a principal can be so much more. In this episode well talk about the various ways to use principlethats p-l-eand principalthats p-a-l. (These

发表于:2019-01-02 / 阅读(112) / 评论(0)

英语语法 Grammar Girl

麻省理工学院公开课：单变量微积分01：导数和变化率

分集介绍：导数，斜率，速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(329) / 评论(0)

麻省理工学院公开课：单变量微积分

2005年NPR美国国家公共电台九月-E=mc² at 100

One hundred years ago today, September (the) 27th, 1905, a physics paper was dropped into the mail, addressed to a German journal called AT. The paper was penned by a 26-year-old Swiss patent clerk with dark curly hair years before he sprouted that s

发表于:2019-01-08 / 阅读(150) / 评论(0)

2005年NPR美国国家公共电台

跟着Gwen学英语之每日早读第22期

Principles are like prayers. Noble, of course, but awkward at a party. 语音讲解： 1.principle 英音：/'prɪnsɪp(ə)l/美音：/'prɪnsəpl/ 2.prayer 英音：/preə/美音：/prɛr/ 3.noble 英音：/'nəʊb(ə)l/美音：/'nobl/ 4.awkward 英音

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跟着Gwen学英语之每日早读

商务英语－Pareto's Principle - The 80-20 Rule

Pareto's Principle - The 80-20 Rule How the 80/20 rule can help you be more effective. In 1906, Italian economist Vilfredo Pareto created a mathematical formula to describe the unequal distribution of

发表于:2019-01-21 / 阅读(130) / 评论(0)

实用英语

英语听力：2013-10-02 地平线：黑洞吞噬—6

The mystery of what could count for the quasars' extraordinary brightness was the hot topic in astronomy during the 1960s. As astronomers began to grapple with the new enigmatic objects that had been found by the radio telescopes, one astronomer, kee

发表于:2019-01-23 / 阅读(60) / 评论(0)

探索与发现2013年

英语听力：探索发现 2014-05-21 BBC 地平线：陨石的真相-5

The explosion generated a shockwave so massive it wasdetected over 15,000 kilometres away. The low-frequency waves were picked up bymonitoring stations. So it is kind of like a listening network around theworld. Thats right. Theyre not set up for fir

发表于:2019-01-23 / 阅读(56) / 评论(0)

探索与发现2014年

成长的烦恼第五季506

Jason: Mike! Mike! Mike! If you're in there, things'll go easier on you, if you come out now! But not much! You know, I stupidly assumed that it would be impossible for you to get in trouble, with your high school principle two years after you gradu

发表于:2019-01-26 / 阅读(174) / 评论(0)

成长的烦恼第五季

经济学人66:捕获希格斯粒子敌军现身?

Science and Technology 科技 Looking for the Higgs 捕获希格斯粒子 Enemy in sight? 敌军现身？ The search for the Higgs boson is closing in on its quarry 希格斯玻色子的研究逼近其目标 ON JULY 22nd two teams of researchers base

发表于:2019-01-26 / 阅读(62) / 评论(0)

经济学人科技系列

EXPLORATIONS – Albert Einstein

EXPLORATIONS – Albert Einstein By Marilyn Christiano Broadcast: Wednesday, February 23, 2005 VOICE ONE: This is Steve Ember. VOICE TWO: And this is Sarah Long with the VOA Special English program, E

发表于:2019-01-28 / 阅读(97) / 评论(0)

Explorations

一个聪明的男孩 A Clever Boy

Today, when I read the newspaper, I saw a piece of interesting news, it said that a foreign boy who was in high school, he earned a lot of money by selling snacks in the school, because the school did not allow students to bring snacks for the purpos

发表于:2019-02-01 / 阅读(134) / 评论(0)

英语作文

英语词汇分类：核能

A-bomb, atomic bomb 原子弹 absorption 吸收 to accelerate 加速 accelerating chamber 加速室 accelerator 加速器 synchrocyclotron 同步回旋加速器 synchrotron 同步加速器 betatron 电子

发表于:2019-02-03 / 阅读(108) / 评论(0)

英文语法词汇

英语歌曲:Surrender

【经典】Surrender 如果这个世界上有一种冰冷可以折射出有如玛丽莲梦露一般的性感和销魂浊骨，那么它一定属于Nicola Hitchcock。她是著名Trip-Hop团体Mandalay的主唱，嗓音寒冷而脆弱，惹人怜惜的

发表于:2019-02-05 / 阅读(101) / 评论(0)

经典英文歌曲

万物简史第169期:爱因斯坦的宇宙(12)

His famous equation, E =mc 2 , did not appear with the paper, but came in a brief supplement that followed a few months later. As you will recall from school days, E in the equation stands for energy, m for mass, and c 2 for the speed of light square

发表于:2019-02-17 / 阅读(67) / 评论(0)

万物简史

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automatic cyclic winding