During the incubation period, the person infected with HIV can look perfectly normal without any symptoms, but the virus can be passed on to others via high risk behaviors.

• 艾滋病病毒感染者在潜伏期期间外表上看不出来,可以没有任何症状,但能通过易感染艾滋病的危险行为将病毒传染给他人。