This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? I've always thought that when I get a fever, it's my body trying to make things uncomfortable for the invading pathogen. And that's often truehigher temperatur

发表于:2019-01-08 / 阅读(58) / 评论(0) 分类 Scientific American(十一)月

New Device Shows Human Body As Never Seen Before 新设备揭露人体不为人知的一面 Scientists are developing a medical device that could tell them more about the human body, and help them develop more-effective treatments for cancer, heart d

发表于:2019-01-12 / 阅读(164) / 评论(0) 分类 2016年VOA慢速英语(一)月

Determined, Dedicated and Disciplined to Be Fit It would be an understatement to say that Ernestine Shepherd is in better condition than most people. The 80-year-old bodybuilder lives by the words determined, dedicated and disciplined to stay in the

发表于:2019-01-12 / 阅读(38) / 评论(0) 分类 2016年VOA慢速英语(七)月

Polio Virus Used to Kill Brain Tumors 脊髓灰质炎病毒被用于杀死脑部肿瘤 Researchers are using the polio virus to fight cancer cells in the brain. A team at Duke University is using a polio virus to infect tumor cells. It sets off an im

发表于:2019-01-12 / 阅读(22) / 评论(0) 分类 2016年VOA慢速英语(四)月

5.常见手术名称 General Surgery 普外 appendectomy (appendicectomy) 阑尾切除术 cholecystectmy 胆囊切除术 cholecystostomy 胆囊造口术 drainage of the abscess 脓肿引流 enterostomy 肠造口术 exploratory laparotomy 开腹探查

发表于:2019-01-17 / 阅读(87) / 评论(0) 分类 英文语法词汇

HEALTH REPORT - Carotid Stent By Jerilyn Watson Broadcast: Wednesday, May 12, 2004 This is the VOA Special English Health Report. Strokes can take place when fatty material blocks the flow of blood th

发表于:2019-01-30 / 阅读(46) / 评论(0) 分类 健康与经济