从发表在《临床传染病》上的综合研究来看，自1930年确认第一例猪流感传染人类的病例以来，世界上被感染的人只有数十位。
According to a comprehensive study published in the journal Clinical Infectious Diseases, swine flu had infected only several dozen people in the world since it was first identified in 1930.
由于昆虫是部份致病病毒的媒介，故此气温可以间接影响传染病的传播危机，而登革热便是其一例子。
Hot weather may also affect the habitat of insects, the distribution of which can affect the transmission of infection, like dengue fever.
这句话几乎把我雷倒，这不是传染病房啊，我在一点思想准备都没有的情况下，就真真切切地见到了从医以来接触的第一例艾滋病患者。
It's almost saying I do mine, this is not infectious Housing ah, I have not mentally prepared for that, truly on the way to see a doctor since the first case of contact with AIDS patients.
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