Now, in the 27 years since HIV was identified as the cause of AIDS, we've developed more drugs to treat HIV than all other viruses put together.
自从艾滋病毒被确认为 引起艾滋病的原凶以来，已经有27年了。 我们已经研制了越来越多的药物来治疗艾滋病 然而艾滋病毒会所有的病毒聚集起来。