That, in turn, would explain why women in rich countries, who are less likely to suffer from hunger and disease, are more likely to give birth to sons.

结果那就解释了发达国家的女人(他们不太可能挨饿或染上疾病)为什么更可能产下儿子。

youdao

That, in turn, would explain why women in rich countries, who are less likely to suffer from hunger and disease, are more likely to give birth to sons.

结果那就解释了发达国家的女人(他们不太可能挨饿或染上疾病)为什么更可能产下儿子。

youdao