2003的一场突如其来的非典疫情,使我们陷入巨大的恐慌,而今年春天多个国家禽流感的暴发又使我们再一次面临艰巨的挑战,再加上美国猴痘、西尼罗脑炎的流行,使我们突然感觉到传染病的可怕！ The sudden outbreak of atypical pneumonia in 2003 caused us tremendous panic. The outbreak of bird flu in many countries this spring made us once again faced with a daunting challenge. Together with the prevalence of monkeypox and West Nile encephalitis in the United States, , So that we suddenly feel terrible infectious diseases!