take a toll 产生负面影响；造成损失
艾滋病毒/艾滋病流行近30年,
耻辱和歧视继续产生着负面影响.
some 30 years into HIV/AIDS epidemic,
into [ 'intu:,-tu,-tə ] prep.到…里；深入…之中；成为…状况；进入到…之内
这本是个独立主格,所以有些怪怪的感觉.
It has been some 30 years since it came into the HIV/AIDS epidemic,
and stigma and discrimination continue to take a toll.
这样改成并列句就好懂了.