小细胞肺癌

发表于:2019-01-03 / 阅读(80) / 评论(0) 分类 医务英语

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

发表于:2019-01-09 / 阅读(38) / 评论(0) 分类 健康与环境

Cell 细胞 Every living thing has at least one cell. 每个生物至少有一个细胞。 Then, what is a cell? 那么,什么是细胞呢? Every cell works differently, but most cells work to maintain life. 每个细胞的功能都不相同,但大

发表于:2019-01-10 / 阅读(37) / 评论(0) 分类 与美国小学生一起学英文第7册

Growing Vegetables Without Soil Inside the Home 在家无土栽培蔬菜 Have you ever wanted to grow your own food inside your home? 你是否想过自己在家里种食物? Scientists in Finland have developed a device that may do just that. 芬兰

发表于:2019-01-12 / 阅读(337) / 评论(0) 分类 2016年VOA慢速英语(十一)月

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

发表于:2019-01-30 / 阅读(70) / 评论(0) 分类 健康与经济

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

发表于:2019-02-18 / 阅读(119) / 评论(0) 分类 英语新闻