摘要：
Concerns about a deadly new strain of bird flu intensified last week as the disease claimed a sixth life in eastern China and agricultural authorities in Shanghai ordered a wide-scale slaughter of poultry in an effort to stem its spread.Avian-Flu：禽流感 intensify：增强，加剧 slaughter：屠杀，宰杀The U.S. C... 阅读全文
