But the biggest potential beneficiaries are the two other areas with intermediate fertility-india and the Middle east-and the high-fertility continent of Africa.
不过最大的潜在受益者是另外两个生育率居中的地区-印度和中东-以及非洲大陆的高生育率地区。
2
Men consistently want women who show signs of youth and femininity, which in turn indicate highfertility.
男人总希望女人年轻和阴柔，这反过来表明了高生育率。
3
As societies grow richer, and start to move from highfertility to low, the size of their working-age population increases.