这样的国家，男女比例会是多少？

If they have a boy, they stop.what is the proportion of boys to girls in the country?

病例的男女比例为3:1。

The male to female ratio of cases was 3:1.

但这与男女比例无关。

But nothing on this scale.

在这样的国家，男女比例会是多少？

If they have a boy, they stop. What is the proportion of boys to girls in the country?

男女比例差别不大；

Male to female ratio is not very different;

那么问题是一开始是什么导致了男女比例的不均衡？

The question, then, is what caused the unequal distribution of women and men to begin with?

它造成了全世界男女比例至少相差1亿。

It leads to as many as 100 million fewer females than males in the world.

男性患病率显著低于女性，男女比例为1∶1。

The ratio of male to female was 1:1.61.

死亡的平均年龄是70岁，男女比例为3.6:1。

The mean age at death was 70 years and the male-to-female ratio was 3.6:1.

加之生男孩的倾向明显，那年的男女比例为120:100。

With a traditional preference to baby boys, the boy-girl ratio that year was 120 to 100.