单词：Entsulfon
单词：Entsulfon 相关文章
New Heart Stents Better Than Old Ones, Study Says A heart stent is a mesh tube made of metal that, when inserted into an artery, keeps it open. Stents can be metal only or they can contain medicine released once the stent is in place. These are calle
VOA标准英语2012年(九月)
This is IN THE NEWS in VOA Special English. At the end of each year, the Associated Press releases a list of the top ten news stories of the year. American editors and news directors are asked to vote for what they consider the top stories. This year
2011年VOA慢速英语(一)月
New Drug Makes Surgery Safer For Patients With Stents Heart stents open blocked arteries and restore blood flow. They can also help support weak arteries and keep them open. Stents are implanted during a common procedure called angioplasty. During th
VOA标准英语2012年(一月)
By Carol Pearson Washington, DC 08 November 2006 watch Heart Stent report Heart stents are lifesaving medical devices that help prevent heart attacks. Most of these stents are coated with various drugs, but mounting data suggest drug-coated stents c
2006年VOA标准英语（十一月)
DUBAI, Dec. 22 (Xinhua) -- The Abu Dhabi-based International Renewable Energy Agency (IRENA) said Saturday the six GCC countries' returns through renewable energy integration could hit 200 billion U.S. dollars by 2030. IRENA said in an e-mailed repor
英语新闻
British Petroleum has announced it has reached a multi-billion-dollar agreement with fishermen and other plaintiffs who sued over the 2010 Gulf of Mexico oil spill off the U.S. coast. BP says the $7.8 billion deal represents a partial settlement in t
英语新闻