1·Routine genetic sequencing of the virus showed it looked like no other sample of AIDS virus and it was eventually compared to a gorilla simian immunodeficiency virus, itself only discovered in 2006.
病毒常规基因序列表明与其它艾滋病病毒样本看上去不一样并且它最终与仅在2006年发现的一大猩猩猿免疫缺陷病毒比对。
2·To investigate the relationships between the prevalence of human immunodeficiency virus (HIV) infection and underlying structural factors of poverty and wealth in several African countries.
研究人类免疫缺陷病毒（HIV）感染的流行程度与一些非洲国家贫富状态的根本的结构性因素之间的关系。
3·The primate version of the virus that causes AIDS is called simian immunodeficiency virus (SIV), but most apes and monkeys that are infected with it show no symptoms of illness.
艾滋病病毒的灵长类动物版本被称为猴免疫缺陷病毒（SIV），但大多数感染此病毒的猿猴并没有显示任何疾病症状。
4·THE human immunodeficiency virus, HIV-1, the cause of the global AIDS epidemic, is the most intensively studied pathogen in history.
引起艾滋病全球性传播的人体免疫缺陷病毒（HIV-1），一直被人们最为集中的研究其病原体。
5·Diseaes-such ai HIV, the human immunodeficiency virus that cause AIDS –that have revaged Africa are now part of the debate about polygamy.
疾病——例如艾滋病，引起艾滋病的人体免疫缺陷病毒——使非洲把讨论放在了一夫多妻制上。