It can take up to eight years for the virus to do its destructive work in a strong,healthy body.In a weak,unhealthy body,the job of destruction of the white blood cells can be accomplished in as little as one to two years.

• 病毒将一个健康、强壮的人体摧毁最多要8年时间，而摧毁一个虚弱、多病的人体内的白血球甚至在一两年内就可以完成。