单词：air sac afferent blood vessels
单词：air sac afferent blood vessels 相关文章
Why do people get headaches in a crowded, stuffy room? Because they are breathing bad air. People who breathe bad air for a long time can get really sick. They may even get lung cancer and die. People
赖世雄初级美国英语
Clinton Recovering From Blood Clot In Her Head Charles Eyler knows all about blood clots. Hes had two. Theyre painful, I mean really painful. Really bad pain, Eyler said. And now, Secretary of State Hillary Clinton has her second blood clot. The firs
VOA标准英语2013年(一月)
Tiny Camera Sees Inside Blood Vessels Ahead of any surgical procedure, doctors try to learn as much as possible about the state of the organs they plan to operate on. A new camera developed in the Netherlands can now make that easier - giving surgeon
VOA标准英语2015年(四月)
HEALTH REPORT - New Drug Cuts Blood Supply to Cancer By Jerilyn Watson Broadcast: Wednesday, March 10, 2004 This is the VOA Special English Health Report. There is an expression that describes the tra
健康与经济
HEALTH REPORT - Hormone Replacement Therapy Linked to Blood Clots By Cynthia Kirk Broadcast: Wednesday, October 13, 2004 This is Gwen Outen with the VOA Special English Health Report. American researc
健康与经济
Brazilian aircraft searching for an Air France jet that disappeared with 228 people onboard in an Atlantic storm have spotted debris in the ocean. Members of Brazilian Pelican military squad prepare to depart from Campo Grande, Mato Grosso do Sul, t
VOA标准英语2009年(六月)
AS IT IS 2013-05-10 Air Pollution Linked to Increased Risk of Heart Disease From VOA Learning English, this is As It Is. Im Caty Weaver. Welcome back! Cardiovascular diseases kill about 17 million people around the world every year. Heart attacks and
2013年VOA慢速英语(五)月
Researchers have identified a link between dementia and the brain damage that can occur in older people with high blood pressure and other forms of cardiovascular disease. High blood pressure, high cholesterol, and other conditions that affect blood
VOA标准英语2010年(十一)月
Nanostructure Promotes Blood Vessel Growth U.S. researchers have developed a new way to promote the growth of blood vessels which potentially could improve treatment in diabetes, organ transplants, stroke, and heart attack. The veins and arteries tha
VOA标准英语2011年(八月)
Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear
VOA标准英语2011年(二月)
NOEL KING, HOST: There's growing evidence that when your blood pressure goes up, so does your risk of developing dementia, so one of the country's top brain doctors is urging people to protect their brains by controlling their blood pressure. As NPR'
2018年NPR美国国家公共电台7月
Diabetes is all about carbs, Deborah Malkoff-Cohen, registered dietitian and certified diabetes educator, says. No medical prescription can fix a bad diet. The condition requires daily maintenance monitoring blood sugar levels, eating healthy and exe
阅读空间
LOS ANGELES, April 27 (Xinhua) -- Air pollution poses a threat to the health of about 154 million Americans -- or more than half of the U.S. population, the American Lung Association (ALA) said on Wednesday. The air is so polluted in some areas that
英语新闻
世博会开幕这几天一直高温不下，仅5月1、2日两天世博园区救护车出动就达到80多次，其中接诊的26个人是中暑。中暑的英文怎么说呢？大家都知道stroke，中风，而中暑就是heat stroke。 那么，中
英语口语
CHENGDU, Oct. 25 (Xinhua) -- A Chinese biotechnological company announced on Sunday it has developed the world's first 3D blood vessel bio-printer, which makes it possible to produce personalized functional organs. Sichuan Revotek Co., Ltd. based in
英语新闻
Creative Wrong Answers 创造性错误答案 The following gems of wisdom were gleaned from test papers and essays from elementary, junior high, high school, and college students. As one teacher noted, it is truly astonishing what weird stuff our you
英语小达人
Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉，从而使
实用英语
Science and technology 科学技术 Medical technology 医学技术 Skin deep 肌肤之下 A better way to diagnose skin cancers 诊断皮肤癌的更好方法 DERMATOLOGISTS are good at spotting unusual bits of skin that might or might not be cancer
经济学人科技系列
Voice 1 Welcome to Spotlight. Im Adam Navis. Voice 2 And Im Robin Basselin. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Eric was only sixteen years ol
环球英语 Spotlight