n. 原子核结合能

英语六级高频率词汇(5)

1. nuclear a. 核子的，核能的 2. nucleus n. 核 3. retail n. /v. /ad. 零售 4. retain vt. 保留，保持 5. restrict vt. 限制，约束 6. sponsor n. 发起者，主办者 vt. 发起，主办，资助 7. spur n. /vt. 刺激，激励 8. trium

发表于:2018-12-18 / 阅读(122) / 评论(0)

大学四六级阅读

大学英语四级词汇 051

new a.新的；没经验的；重新开始的；新发现的 news n.新闻 newspaper n.报纸 next ad.其次 a.下一个 prep.靠近 n.下一个 nice a.美好的；正派的；令人高兴的；细微的 niece n.侄女，外甥女 night n.夜晚；黑暗

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大学英语四级词汇拼读版

芬兰

Finland Finland is an enormous land of lakes and forests. It's the largest, totally unspoiled area in Europe. Around 65% of Finland is made up of forests. The genius of the Finns lies in their commitment and coexistence nature. On the other hand, nat

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有声杂志阅读

VOA慢速英语2017 世界上第一个核聚变反应堆已完成50%

World's First Nuclear Fusion Reactor 50 Percent Complete At the Geneva Superpower Summit in November 1985, American President Ronald Reagan met with the Soviet Union's General Secretary Mikhail Gorbachev. 在1985年11月的日内瓦超级大国首脑会

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2018年VOA慢速英语(一)月

巴黎气候大会最新报道

AS IT IS 2015-12-06 The Latest From Paris: Climate Conference Update 巴黎气候大会最新报道 At the United Nations climate change summit in Paris this week, participants talked about natural disasters and how they impact the worlds most vulner

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2015年VOA慢速英语(十二)月

专业术语—口腔生理学术语P4(英文详解)

Polymers-large molecules made up of many joined units of a more simple molecule. Examples are polysaccharides and polypeptides. Polypeptides; -chains of amino acids joined by peptide bonds. They are n

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医务英语

2007年VOA标准英语-US House of Representatives Approves Measure St

By Dan Robinson Capitol Hill 25 September 2007 The U.S. House of Representatives has approved legislation to strengthen economic sanctions against Iran over its support for terrorist groups and refusal to halt uranium enrichment. VOA's Dan Robinson

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2007年VOA标准英语（九月）

OA标准英语2009年-African leaders Renew Call for Binding

On the final day of UN climate talks in Copenhagen, African leaders have renewed calls for a legally binding deal to fight climate change. Selah Hennessy | London 18 December 2009 Photo: AFP Sweden's PM Fredrik Reinfeldt (L), European Commission chie

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VOA标准英语2009年(十二月)

TED演讲:为什么玻璃是透明的(2)

But this still doesn't explain why light is able to pass through glass rather than being absorbed as with most solids. 但是这还是不能解释为什么光可以穿透玻璃而不是像其他大多固体那样被吸收。 For that, we need to go a

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TED演讲教育篇

VOA双语新闻 ---气候变化对发展中国家特有风险？

International concern is mounting that global warming could put millions of people at risk through drought, floods and other extreme weather. A group of economists, scientists, and international leaders met in New York recently to discuss how climate

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VOA双语新闻 2008年4月

PBS高端访谈:今年的巴黎气候大会与往年有何不同呢?

GWEN IFILL: The climate talks over the next two weeks are expected to become a turning point in the global debate over addressing the causes of a rapidly warming planet. The lofty speeches have already begun, but what do leaders gathering in Paris th

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PBS访谈环境系列

【荆棘鸟】第六章 03

不久，他们的名字便被简化成了詹斯和帕西。他们俩是大宅那边妇女们--两个老处女和孀居无子的女管家--的宠儿；她们对婴儿宠爱得要命。这就使菲轻而易举地将他们忘却了，因为他们有三个

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荆棘鸟

VOA慢速英语20061017b

SCIENCE IN THE NEWS - Americans Win All the Nobel Prizes for Science in Two Thousand SixBy Nancy Steinbach Broadcast: Tuesday, October 17, 2006 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special En

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2006年慢速英语（十）月

VOA常速英语2008年-'State of the Planet' Summit Concludes Climate

By Victoria Cavaliere New York 23 April 2008 International concern is mounting that global warming could put millions of people at risk through drought, floods and other extreme weather. A group of economists, scientists, and international leaders me

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VOA常速英语2008年（四月）

2007年VOA标准英语-EU Pledges to Cut Greenhouse Gases by 2020

By Nina Maria Potts Brussels 05 April 2007 Watch Biofuels report The EU is emerging at the forefront of the fight against climate change. Pledging to cut greenhouse gas emissions by 2020 and boost renewable sources, EU politicians seem keener than e

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2007年VOA标准英语（四月）

外媒：化石燃料时代的终结？

The G7 has called for a transformation of electricity generation towards clean sources by 2050. 七国集团峰会呼吁到2050年为止要完成从电力生产到清洁能源的转变。 They said fossil fuel should not be burned in any sector of th

发表于:2019-02-06 / 阅读(110) / 评论(0)

英语新闻

2007年VOA标准英语-Climate Study Calls for Alternative Technologie

By Paul Sisco Washington 04 May 2007 The United Nations Intergovernmental Panel on Climate Change on Friday plans to issue a third report on ways to offset global warming. Scientists and government administrators from more than 120 countries have bee

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2007年VOA标准英语（五月）

经济学人354:生殖技术代孕妈妈

Reproductive technology 生殖技术 Mum, Dad and Mitomum 妈妈，爸爸与代孕妈妈 Britain may allow babies with three biological parents 英有望允许新生儿有三个亲身父母 ASSISTED reproduction is one of those rare areas in which Br

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经济学人科技系列

经济学人349:人类本质什么是人类

Science and technology 科学技术 The nature of humanity 人类本质 What's a man? 什么是人类 Studies of brain genetics are starting to reveal what makes humans human 大脑遗传研究，为你解开人之所以为人的奥秘 THE problem wi

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经济学人科技系列

万物简史第203期:威力巨大的原子(17)

Meanwhile the tireless Rutherford, now back at Cambridge as J. J. Thomson's successor as head of the Cavendish Laboratory, came up with a model that explained why the nuclei didn't blow up. He saw that they must be offset by some type of neutralizing

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万物简史

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