If you're an uninfected man living in Botswana, where the HIV rate is 30 percent, if you have one more partner this year -- a long-term partner, girlfriend, mistress -- your chance of dying in 10 years increases by three percentage points.
在博茨瓦那艾滋病感病率是百分之30，如果你是此处的未感染者 如果你今年将多一个长期的伴侣，或许是女友，或许是情妇 在十年内可能死去的概率会提高三个百分点