四级范文背诵50篇 10

How should college students relieve pressure? Todays college students face many pressures, mainly from parents expectation, study, economy, employment and all kinds of competition. Although pressure, to some extent, can provide motivation, overdue pr

美国国家公共电台 NPR Kentucky Lawmakers Limit Black Lung Claims Reviews Despite Epidemic

KORVA COLEMAN, HOST: We've been covering a surge in black lung cases across Appalachia. That's the disease that destroys the lungs of coal miners like Mackie Branham. MACKIE BRANHAM: I'm in bad shape, man. I mean, I can no longer provide for my famil

SSS 2010-10-25

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Take a deep breath. Taste anything? Actually, your lungs may, because scientists have discovered that the same receptors that exist on the tongue to tast

地道英语在线听-Stinge 吝啬鬼

What a stinge! Neil: Hello, welcome to Real English from BBC Learning English, I'm Neil. Feifei: 大家好，我是冯菲菲，欢迎收听今天的《地道英语》。 Neil: In Real English we look at words and phrases people use all the time which you might not find in

2007年VOA标准英语-Highway Air Pollution a Threat to Children's Lu

By Melinda Smith Washington, DC 30 January 2007 watch Highway Pollution report A study of 3600 children living near busy highways in southern California shows that auto emissions can stunt a child's lung development and increase the risk of early re

ENVIRONMENT REPORT - Air Pollution/Lung Cancer

By Cynthia Kirk ENVIRONMENT REPORT -March 22, 2002: Air Pollution/Lung Cancer This is the VOA Special English ENVIRONMENT REPORT. Researchers have completed a major study on the health effects of air

VOA常速英语2008年-Allergies, Asthma on the Rise in Asia

By Steve Herman New Delhi 24 April 2008 Adopting modern lifestyles, urbanization and even climate change are among some of the factors being blamed for an alarming rise in asthma in Asia. From New Delhi, VOA Correspondent Steve Herman has a preview o

VOA慢速英语 2008 0109a

This is the VOA Special English Health Report. Chronic obstructive pulmonary disease, or C.O.P.D., affects more than two hundred million people around the world. The World Health Organization says at least five million people died from it in two tho

VOA慢速英语2013 Breathing Easier: How to Control Asthma

Breathing Easier: How to Control Asthma This is Science in the News. Im Shirley Griffith. And Im Bob Doughty. Spring has returned to the United States. The sky is blue, the grass is green and many plants are flowering. Spring can be a beautiful time

美国国家公共电台 NPR Older Patients Can Benefit From Lung Cancer Surgery

Older Patients Can Benefit From Lung Cancer Surgery play pause stop mute unmute max volume 00:0000:00repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. DAVI

英闻天下——67 Chavez Suffers "Severe" Lung Infection

Venezuelan authorities are now conceding President Hugo Chavez is dealing with a severe lung infection. Ernesto Villegas is the Information Minister. After the delicate surgery of this past December 11, Comandante Chavez has faced complications as a

HEALTH REPORT - Lung Cancer: Tobacco Is Usually the Cause, b

HEALTH REPORT - Lung Cancer: Tobacco Is Usually the Cause, but Not Always By Cynthia Kirk Broadcast: Wednesday, August 17, 2005 I'm Shep O'Neal with the VOA Special English Health Report. Last week, a

HEALTH REPORT - Studies Shows Chemotherapy Improves Lung Can

HEALTH REPORT - Studies Shows Chemotherapy Improves Lung Cancer Survival By Cynthia Kirk Broadcast: Wednesday, July 13, 2005 I'm Faith Lapidus with the VOA Special English Health Report. An x-ray imag

2006年VOA标准英语-Lung Cancer is the Most Common Cause of De

By Carol Pearson and Rosanne Skirble Washington, DC 09 March 2006 watch Lung Cancer report Dana and Christopher Reeve Dana Reeve was best known as the widow of actor Christopher Reeve, and as a tirele

U.S. lung cancer rates decline: CDC

WASHINGTON, Sept. 15 (Xinhua) -- The rates of new lung cancer cases in the United States dropped among men in 35 states and among women in six states between 1999 and 2008, according to a report released Thursday by the Centers for Disease Control an

Asthma gene found in African Americans

BEIJING, August 1 (Xinhuanet) -- U.S. researchers have discovered a genetic mutation unique to African Americans that links to heighten their asthma risk, according to reports published on Sunday in the journal Nature Genetics. Researchers of Univers

Lung patients get singing therapy

Lung patients get singing therapy 肺病患者歌唱疗法 Doctors in London are investigating how singing can help seriously ill patients improve their breathing control. Regular classes are being held at the Royal Brompton Hospital. Hundreds of patients h

New Study Could Change Treatment for Asthma

New Study Could Change Treatment for Asthma Global treatment guidelines for asthma could change as a result of a study led by a researcher at the University of Texas Medical Branch. Most adults who have mild or moderate asthma are told to use their i

U.S. researchers discover human lung stem cell

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

TED演讲 获奖青少年,科技在行动(6)

Hi everyone. I'm Naomi Shah, and today I'll be talking to you about my research involving indoor air quality and asthmatic patients. 大家好，我是劳伦霍奇，今天我要跟你们讲讲我关于室内空气质量和哮喘病人的研究。 1.