1. Preventing one case of AIDS means preventing many future cases, while preventing a case of measles(麻疹) or malaria(疟疾) in Africa would have little effect on its spreading, since those diseases are already common in many countries.
    预防一例艾滋病意味着为以后减少许多例艾滋病。而在非洲，预防一例麻疹或疟疾病对于防止疾病的蔓延起不了多大作用，因为这些疾病在许多国家已经是常见病。

2. Men, women, and children felt the effect of the bombs.
    男人、女人和孩子都感到了炸弹的威力。

3. Jasper has put up ´No Parking´ signs outside his gate, but these have not had any effect.
    贾斯珀曾把几块"禁止停车"的牌子挂在大门外边，但没有任何效果。

4. Resisting the hypnotizing effect of television, I sat in my room for a few evenings with my eyes glued to a book.
    为了抵制电视使人昏昏欲睡的影响，我几个晚上都坐在自己房间里，眼睛盯着一本书。

5. Resisting the hypnotizing effect of television, I sat in my room for a few evenings with my eyes glued to a book.
    有几天晚上，我极力摆脱了电视的诱惑，坐在自己的房间里，两眼盯在书上。

6. Imagine the effect on a reasonably advanced technological society, one that still does not possess the bomb,
    对一个沿未拥有核弹、但科技相当发达的社会，

7. It was a side effect, but it killed the patient.
    这种副作用能将病人致死。

8. Who recently published an article reviewing the scientific literature on activity's effect on the brain.
    他最近发表了一篇文章，评述有关运动对大脑的影响的科学文献。