标签：Study 相关文章
This is the VOA Special English Health Report. Smoking is the world's leading preventable cause of death. In the United States, smoking rates are down from the past, but cigarettes still cause about one-fifth of all deaths. Nonsmokers are also affec
VOA慢速英语2009年（五）月
Project Aims to Study Stratosphere Via Aerospace Firm's Glider A glider designed by Airbus Group successfully completed its maiden flight Wednesday ahead of next years attempt to reach the edge of the space. The ultimate goal is to study the stratosp
VOA标准英语2015年(九月)
Study Says Breath Analysis Can Help in Diagnosing Cancer Lung cancer claims an estimated one and a half million lives each year. But a research team at the Cleveland Clinic and University of Illinois is working to develop a new test that could make d
VOA标准英语2012年(一月)
Study: Give ARVs After Male Circumcision Male Circumcision has been proven to slow the spread of HIV/AIDS in Africa. But a new study shows that in the short-term the surgical technique could actually increase the risk of infection for female partners
VOA标准英语2015年(五月)
AGRICULTURE REPORT – June 25, 2002: Organic Farming Study By George Grow (Photo -Scott Bauer) This is the VOA Special English Agriculture Report. Agricultural scientists in Switzerland have demonstr
农业与发展
This is the VOA Special English Health Report. A new study says fewer women in developing nations are dying of pregnancy-related causes. Researchers estimated how many mothers died during or soon after childbirth in one hundred eighty-one countries.
2010年VOA慢速英语(四)月
Study: Bilingual Seniors Have Mental Edge Previous studies have shown bilingualism seems to favor the development of heightened mental skills. The new research, published in Neuroscience, provides evidence of that cognitive advantage among older, bil
VOA标准英语2013年(一月)
From time to time, researchers stop clinical trials because the results seem almost too good to be true. A new international study shows that is probably because those results are not true. When researchers end a clinical trial early because the resu
VOA标准英语2010年(三月)
Water is a scarce resource in the desert regions of the Middle East. Though disputes over water have come close to triggering wars between nations of the region in the past, diplomats intervened to keep tensions to a minimum. Now a new study suggests
VOA标准英语2010年(十二)月
Study: Cutting Salt Might Increase Heart Risks A new study casts doubt on the merits of reducing salt in our diet. The researchers found that a modest lowering of blood pressure may be offset by other less desirable effects of a low-sodium diet. For
VOA标准英语2011年(十一月)
New Study Could Change Treatment For Asthma Most adults who have mild or moderate asthma are told to use their inhalers twice daily, even if they don't have symptoms. The medicine in those compressed-air inhalers are corticosteroids, which open a per
VOA标准英语2012年(十一月)
Study Supports Breast Cancer Screening Every Two Years A new study finds that women who have a mammogram every other year are less likely to get a suspicious result requiring additional testing as compared to women who have the breast cancer screenin
VOA标准英语2011年(十月)
Study: Climate is Major Violence Trigger A new study in the journal Nature finds that war is associated with global climate. Researchers from Princeton University and the Earth Institute at Columbia University focused on the natural climate cycle kno
VOA标准英语2011年(八月)
Study Finds More Women in Independent Films Ava DuVernay loves making movies, especially from the perspective of a black woman. She has directed three documentaries and two features also known as narrative films, all independently produced. She says
VOA标准英语2013年(四月)
By Carol Pearson Washington 02 October 2007 There is an interesting study out that says acupuncture treatment appears to be more effective than conventional therapy in treating lower back pain. And it may be more effective than conventional treatment
2007年VOA常速英语（十月）
AUDIE CORNISH, HOST: Many studies of new drugs simply languish. They don't attract enough patients, and they aren't completed. That slows medical progress. Well, here's a counterexample. So many volunteers signed up for a federally funded trial of un
2017年NPR美国国家公共电台2月
Childhood obesity continues to spread in the U.S. and elsewhere. A new study finds excessive snacking is the main culprit. One in three children in the United States is overweight or obese. A new study shows that some obese children as young as three
VOA标准英语2010年(三月)
By Paul Sisco Washington 05 September 2007 The Woods Hole Oceanographic Institution is entering an exciting new era of ocean research. A massive grant from the National Science Foundation is expected to change the way ocean science is done, and grea
2007年VOA标准英语（九月）
By Carol Pearson Washington 28 November 2007 Every year, more than one and a half million people worldwide fall and fracture a hip. Of that number, about 80 percent are women. These fractures are painful and associated with a high death rate. VOA's C
VOA常速英语2007年（十一月）
By Melinda Smith Washington, D.C. 09 July 2007 The World Health Organization reports there are at least 130,000 new cases every year of malignant melanoma, the most fatal type of skin cancer, and more than two million cases of other types of skin can
2007年VOA标准英语（七月）