VOA英语2010年-Early HIV Treatment Saves Lives

A review of the guidelines for HIV treatment in poor countries finds priority should go to starting that treatment early. What we learned from a clinical standpoint, as well as a cost-effective standpoint, is that earlier anti-retroviral therapy impr

VOA慢速英语--家畜很快会通过基因编辑获得新的品质

Farm Animals May Soon Get New Qualities With Gene-Editing This may seem impossible, but an American company is seeking to change farm animals by cutting or adding to their genes. By using a process called gene-editing, the company, Recombinetics, say

美国国家公共电台 NPR Opinion: When A Video Isn't The Whole Story

SCOTT SIMON, HOST: We live in times of instant mass outrage. Someone does something, says something or is seen doing something, and they can be demonized with a click. The next time you might be tempted, think of this. In the fourth inning of Sunday'

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Sometime in the 1990s Jagdish Bhagwati, one of India's most distinguished economists, encountered Swaminathan Gurumurthy, 在20世纪90年代某时，印度最杰出的经济学家贾格迪什巴格沃蒂遭遇了斯瓦米那坦古穆绥 a financial

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Lesson 32 Music Can Motivate 音乐的激励作用 Words: catastrophe n. 异常的灾祸 catching adj. 传染性的；有感染力的 categorical adj. 无条件的，绝对的；明确的，直截了当的 categorize vt. 分类；标示。。。的特点；为。。。取名描述 category n. 种类，类目；范

英语听书《海底两万里》第403期 第25章 地中海四十八小时(29)

But when we had ascended to an elevation of about 250 feet, we were stopped by insurmountable obstacles. The converging inside walls changed into overhangs, and our climb into a circular stroll. 不过，到了二百英尺高左右，我们不能再上

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On Rack 10 rows of next generation's chemical workers were being trained in the toleration of lead, caustic soda, tar, chlorine. 第十道架上一排排下一代的化学工人正在承受着铅毒、苛性苏打、沥青和氯气伤害的锻炼。

Wild Europe - Genesis 肇始之初- 13

As the sun beat down, something like 4,000 cubic kilometers of water evaporated from the Mediterranean surface every year. And with no Atlantic water to replenish it, the Mediterranean dried out. In j

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Donald Trump on Thursday reached the number of delegates needed to clinch the Republican nomination for president, completing an unlikely rise that has upended the political landscape and sets the stage for a bitter fall campaign. 本周四，唐纳德

CNN 2010-10-09

This town here has sort of been going through clean-up. People are trying to salvage things from their houses, but the reality is when you talk to them, there's nothing they can salvage when has been touched by this red toxic chemical mix. People sho

VOA标准英语2010-Starting AIDS Treatment Much Earlier May

Joe DeCapua 15 April 2010 Over the years, theres been debate over when to start HIV-positive patients on anti-retroviral drugs, or ARVs. At first the standard practice was to wait until a persons immune system had nearly collapsed. But a growing body

VOA标准英语2010年-Ocean 'Time Machine' Illustrates Globa

Baby oysters could be the canaries in the mine shaft for another dimension of global warming. Pacific Northwest scientists are studying how the oceans suck in excess carbon dioxide from the atmosphere. The process changes seawater chemistry - locally

VOA标准英语2013--Political Cartoons Help Iranians View Election With Sense of Humor

Political Cartoons Help Iranians View Election With Sense of Humor For many Iranians, the presidential campaign played out on television - one candidate after another explaining their positions on the issues. While it didn't make for compelling viewi

【荆棘鸟】第二章 21

Doubt in her eyes, she turned then to Frank. Ought I to shave it? she asked, tight-upped. Frank put out his hand, revolted. Oh, Mum, no! Surely not! If she gets a good douse of kerosene it ought to be enough. Please don't shave it! So Meggie was marc

【荆棘鸟】第六章 05

尽管来人中大多数都是游民，但也不尽然，譬如，其中就有一个驾着老式的T型福特汽车而来的沃特金斯人。他什么都贩运。从马的涂抹剂到香皂；这种香皂和菲在洗衣的铜盆里用脂肪和苛性碱

60秒科学:Apnea Treatment Improves Golf Game

Apnea Treatment Improves Golf Game A study presented at CHEST 2009, the meeting of the American College of Chest Physicians, found that golfers with apnea who got treatment lowered their handicaps by as much as three strokes. Steve Mirsky reports The

2007年VOA标准英语-US Reiterates Missile-Defense Plan Not Directed

By David Gollust State Department 15 February 2007 The Bush administration reiterated Thursday that the missile defense system it plans to build in central Europe is not directed against Russia. The comments follow a reported warning that Moscow mig

VOA标准英语2009-Ahmedinejad Uses Conciliatory Tone Over Nucl

By Edward Yeranian Cairo 12 November 2009 Iranian President Mahmoud Ahmadinejad (file photo) Iranian President Mahmoud Ahmedinejad says Iran and the West have entered a period of cooperation concerning its nuclear program. The Iranian president did

万物简史 第434期:小生物的世界(5)

They have been found living in boiling mud pots and lakes of caustic soda, deep inside rocks, at the bottom of the sea, 我们还发现细菌生活在沸腾的泥潭里和烧碱池里，岩石深处，大海底部， in hidden pools of icy water in t

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新GRE填空题通常都是信息量充足型的，也就是题目的信息恰好是可以选出题目空缺的信息(相对来说阅读是信息量过剩型，而类反是信息量缺乏型，数学则是信息量不对称型的。出题人挖掉的空