Experts predict a global epidemic of Alzheimer's disease as the world's population ages. Their focus is now on a fat hormone that may indicate who is more likely to get Alzheimer's or other forms of dementia. By 2050, the number of people with Alzhei

发表于:2018-11-29 / 阅读(118) / 评论(0) 分类 VOA标准英语2009年(十二月)

1.abandon You may think,well,dieting wasn't that important to me and I won't make any how. So you abandon the goal and return to your bad habits. 2.ability Suppose the company offered you a pay raise of 50%.Will you be so determined to leave and look

发表于:2018-12-01 / 阅读(133) / 评论(0) 分类 800词扫除六级听力障碍

But he really listens -- because that's all we need -- I'll show you a guy who's done a lot of work. 而是他能真切的聆听 -- 因为那就是我们所需要的 -- 那我就能给你找到真正能干的男人。 Shame is an epidemic in our cult

发表于:2018-12-01 / 阅读(100) / 评论(0) 分类 TED演讲教育篇

It's the kind of storm the Midwest hasn't seen in years, unusually strong winds and heavy downpours for this time of year. Forecasters have compared the storm's pressure level to that of a Category 3 hurricane. Chicago Public Radio's Alex Keefe is in

发表于:2018-12-02 / 阅读(77) / 评论(0) 分类 2010年NPR美国国家公共电台10月

Angering the US government, the whistleblowing website Wikileaks has published hundreds of thousands of military documents which show as many as 15,000 more Iraqi civilians were killed than previously knowledged. Larry Miller reports Wikileaks defend

发表于:2018-12-02 / 阅读(74) / 评论(0) 分类 2010年NPR美国国家公共电台10月

The death toll in Haiti's cholera epidemic is increasing. More than 250 people have died. Health experts say 3,000 people are infected, but the BBC's Laura Trevelyan says fewer diagnoses were reported today. Outside the main gate of the St. Nicholas

发表于:2018-12-02 / 阅读(58) / 评论(0) 分类 2010年NPR美国国家公共电台10月

But glass has a limited ability to be expressive. 但是玻璃的表现力毕竟是有局限的。 This is a section of wall framing a plaza in the pre-Hispanic city of Mitla, in southern Mexico. 这是在墨西哥南部前西班牙城米特拉一个广

发表于:2018-12-05 / 阅读(43) / 评论(0) 分类 TED演讲设计篇

Pass the 21st Century Cures Act (December 3, 2016) 通过21世纪治愈法案(2016年12月3日) Hi, everybody. On the first day of my administration, I promised to restore science to its rightful place. I told you we would unleash American innovation

发表于:2018-12-05 / 阅读(49) / 评论(0) 分类 奥巴马每周电视讲话

A new study from Princeton University economists says white middle-aged Americans without college educations are dying at higher rates. Professors Anne Case and Angus Deaton wrote the study. It finds that men and women older than 45 but younger than

发表于:2018-12-07 / 阅读(43) / 评论(0) 分类 2017年VOA慢速英语(三)月

By Zlatica Hoke For more than two centuries, the American dream -- the idea that everyone in this country can achieve personal success through hard work and determination -- has been a source of hope,

发表于:2018-12-08 / 阅读(47) / 评论(0) 分类 VOA2004(下)--时事新闻

Millions of Americans are too ashamed to get help for illiteracy ...to a problem that affects millions of Americans and yet is something of a silent epidemic, that's because the people affected are often hesitant to seek help. The problem is illiter

发表于:2018-12-11 / 阅读(49) / 评论(0) 分类 万花筒2008年

The flu epidemic intensified a few week ago, but it continued to worsen with widespread outbreaks being reported in every state except Florida. NBC's Robert Bazell reports. And there's new information tonight about this year's flu epidemic and why i

发表于:2018-12-11 / 阅读(84) / 评论(0) 分类 万花筒2008年

Young Women Bear HIV Burden The head of PEPFAR, the Presidents Emergency Plan for AIDS Relief, says young women and girls are disproportionally affected by HIV. Dr. Deborah Birx said seven thousand young women are infected each week with the AIDS vir

发表于:2018-12-16 / 阅读(65) / 评论(0) 分类 VOA标准英语2015年(五月)

From NPR News in Washington, Im Nora Raum. Rusty words are searching through rubble in several states after a stream of tornados yesterday that demolished small towns tones tractor trailers in the area and broke down power lines from the Gulf Coast t

发表于:2018-12-17 / 阅读(94) / 评论(0) 分类 2012年NPR美国国家公共电台3月

Hello, and welcome to As It Is from VOA Learning English! Im Katherine Cole in Washington. Food waste is a problem around the world, especially in wealthy nations. Studies estimate that between 30 and 40 percent of the food in wealthy countries is th

发表于:2019-02-23 / 阅读(64) / 评论(0) 分类 英语语言学习

GWEN IFILL: Against the backdrop of high-profile tragedies in Charleston, Baltimore and other cities, additional troubling statistics have come to light, a spike in day-to-day gun violence in a number of cities across the nation. That's led to double

发表于:2019-02-25 / 阅读(94) / 评论(0) 分类 PBS访谈社会系列

JUDY WOODRUFF: This week, the issue of criminal justice reform, who goes to prison in America, hit a kind of critical mass, with action from President Obama, in Congress and on presidential campaigns. As part of our Broken Justice series, our Lisa De

发表于:2019-02-25 / 阅读(60) / 评论(0) 分类 PBS访谈社会系列

Many Auckland people have had measles in the last four months. The numbers are increasing and the Medical Officer of Health thinks we may have a measles epidemic. So far, in Auckland, doctors know of 164 people who have had measles in the last four m

发表于:2019-02-25 / 阅读(110) / 评论(0) 分类 新西兰英语

Many Auckland people have had measles in the last four months. The numbers are increasing and the Medical Officer of Health thinks we may have a measles epidemic. So far, in Auckland, doctors know of 164 people who have had measles in the last four m

发表于:2019-02-25 / 阅读(94) / 评论(0) 分类 新西兰英语

Science and technology. 科技。 Parasitology 寄生虫学 The risks of global worming 全球防虫的危险 Widespread use of anti-parasite drugs is reducing their value 广泛使用抗寄生虫药物正在降低其疗效 Safely grazing? 正在安全

发表于:2019-03-09 / 阅读(124) / 评论(0) 分类 经济学人综合