量-能量当量

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(159) / 评论(0)

VOA2003（上）-科技导航

趣味青春英语第135期:Off the top of your head

Idiom: Off the top of your head 表示某人的推测/猜想 Hit the book: Leading Equivalent Robust Hygiene Body mass index Significance

发表于:2018-12-27 / 阅读(152) / 评论(0)

趣味青春英语

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(391) / 评论(0)

麻省理工学院公开课：单变量微积分

SSS 2010-12-06

When they wheel you into the operating room, climate change is probably the last thing on your mind. But maybe it should be on your anesthesiologist's mind. Because the gases used to knock you out contribute to global warming. Researchers, including

发表于:2019-01-08 / 阅读(230) / 评论(0)

Scientific American(十二)月

SSS 2012-03-13

This is Scientific American 60 Second Science, I'm Steve Mursky, Got a minute? The average price for a gallon of gas in the U.S. today was nearly $3.78 per gallon. But why do we calculate fuel expenditure in dollars per gallon? Wouldnt a more realist

发表于:2019-01-08 / 阅读(186) / 评论(0)

Scientific American(三)月

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(206) / 评论(0)

2005年NPR美国国家公共电台

闭着眼睛飘单词四级词汇34

[0:0]entertain招待,款待 [0:11.2108]entertainment enthusiasm entitle entry娱乐,文娱节目热情,热心给...权利,给...资格参赛的人 [1:7.0247]environment envy equality equation环境,周围状况忌妒,羡慕相等,相同议程,等式 [1:59.5258]equivalent era erect err

发表于:2019-01-16 / 阅读(272) / 评论(0)

闭着眼睛飘单词四级词汇

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(114) / 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(104) / 评论(0)

探索与发现2014年

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(106) / 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(154) / 评论(0)

Explorations

狗狗年龄巧计算

Instructions If a dog is a year old, that is the equivalent of 15 in human years (not seven as we always thought). 如果狗是1岁，相当于人的15岁(而不是我们平时知道的7岁)。 When a dog reaches the age of two, he is already approxi

发表于:2019-02-01 / 阅读(141) / 评论(0)

实用英语

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(170) / 评论(0)

英文语法词汇

每日一词【1032】equivalent：相当于，等同于

今天我们要学的词是equivalent。 Equivalent, 意思是相当于，等同于。《华盛顿邮报》报道说，9/11恐怖袭击事件以来， In Washington and the surrounding areas, 33 building complexes for top-secret intelligence work are

发表于:2019-02-03 / 阅读(157) / 评论(0)

英语每日一词

学个词Learn a Word 第1032期 Equivalent

发表于:2019-02-05 / 阅读(144) / 评论(0)

英语单词荟萃

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(117) / 评论(0)

万物简史

（考研词汇）新版—33

entitle vt.把…称作 entrance n.入口；进入；入场 entry n.入口处；登记；进入 envelope n.信封 environment n.环境，外界；围绕 environmental a.环境的，环境产生的 env

发表于:2019-02-17 / 阅读(355) / 评论(0)

考研英语

商务英语：工资与奖金

Salary and bonus Salary What is your salary now? I earn 5000 Yuan per month. I am willing to start with a small salary. He is teaching Physics in a technical college at a small salary. He has an income of 200 dollars a week. I require 2000 Yuan per m

发表于:2019-02-18 / 阅读(114) / 评论(0)

实用英语

日常英语口语：“私奔”英文怎么说

2011年5月16日深夜，新浪微博用户、鼎晖创业投资合伙人王功权在其微博宣布私奔，为爱放弃一切。这条微博被瞬时间传播，国内各大网站、论坛社区等也开始热议此话题。请看相关报道： T

发表于:2019-02-26 / 阅读(131) / 评论(0)

英语口语

实境旅游英语第14期:兑换外币(3)

Part 3 Conversations 第三部分会话练习 1.Where can I change some money? 1.在哪里可以换钱？ Timmy: Could you please tell me where I can change some money? 提米：请问我可以再哪里换钱？ Ann: Over there at the bank. 安：到那

发表于:2019-02-27 / 阅读(227) / 评论(0)

实境旅游英语

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

.aspx files

acceptance against documents