作业帮 > 英语 > 作业

求回答英语问题,两三句就可以了.

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/07/18 09:09:46
求回答英语问题,两三句就可以了.
3) What are the ways of AIDS infection?


4) How to prevent yourself from being infected?
都用英语回答哈.简单一点两三句就可以了.谢谢
第一个问题是
First,AIDS is mainly spread through sexual contact,
Second,through blood,including:input contaminated by HIV blood or blood products; Intravenous drug users who share affected by HIV pollution,not sterilized needles and syringes; Share other medical devices or life appliance also can be transmitted by the lesions,but rare.Syringes and needles disinfection is not complete or not disinfected.
Third,mother-to-child transmission (PMTCT) :also called perinatal transmission,that is infected with HIV mother during prenatal,delivery and postnatal will soon be in the process of HIV infection to the fetus or baby
这样可以么.采纳我的我写第二个