人类免疫力缺乏病毒（HIV）是一种感染人类免疫细胞，从而破坏人体免疫系统的反转病毒。
The human immunodeficiency virus (HIV) is a retrovirus that infects cells of the human immune system, destroying or impairing their function.
人类免疫力缺乏病毒（HIV）是一种感染人类免疫细胞，从而破坏人体免疫系统的反转病毒。
The human immunodeficiency virus (HIV) is a retrovirus that infects cells of the human immune system, destroying or impairing their function.
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