抗原性肿瘤细胞;有抗原性的肿瘤细胞

Janice Lieberman: America is a cell phone nation, dialing, texting and ringing, nonstop. (Inaudible) Ding? Yeah? Hello? Janice Lieberman: Although we can't live without our cell phones, most people do

发表于:2018-12-11 / 阅读(49) / 评论(0) 分类 万花筒2006年

Evidence is seen for a possible cause of solid tumors, but many questions remain. Transcript of radio broadcast: 24 June 2008 This is the VOA Special English Health Report. Some experts predict that doctors will someday use stem cells to treat many

发表于:2018-12-15 / 阅读(39) / 评论(0) 分类 VOA慢速英语2008年(六)月

By Claudia Blume Hong Kong 05 January 2006 Scientists in Australia have discovered a stem cell that is expected to provide clues about how breast cancer develops, and how cancer cells evade current th

发表于:2019-01-11 / 阅读(97) / 评论(0) 分类 2006年VOA标准英语(一月)

HEALTH REPORT - Cell Phones Linked to Benign Tumors By Cynthia Kirk Broadcast: Wednesday, November 03, 2004 This is Gwen Outen with the VOA Special English Health Report. A Swedish study suggests that

发表于:2019-01-30 / 阅读(55) / 评论(0) 分类 健康与经济

HEALTH REPORT - Study Shows No Link Between Cell Phones and Rare Tumor By Cynthia Kirk Broadcast: Wednesday, September 07, 2005 I'm Barbara Klein with the VOA Special English Health Report. New resear

发表于:2019-01-30 / 阅读(66) / 评论(0) 分类 健康与经济

World Health Organization (WHO)联合国世界卫生组织 Centers for Disease Control and Prevention (CDC)美国国家疾病控制与预防中心 Beijing municipal animal epidemic prevention centre 北

发表于:2019-01-31 / 阅读(55) / 评论(0) 分类 英文语法词汇