As the virus destroys and impairs the function of immune cells, infected individuals gradually become immunodeficient.
随着该病毒破坏和损害免疫细胞功能，感染者免疫系统逐渐出现缺陷。
As the virus destroys and impairs the function of immune cells, infected individuals gradually become immunodeficient.
随着该病毒破坏和损害免疫细胞功能，感染者免疫系统逐渐出现缺陷。
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