gender ratio

• 性别比

gender ratio的用法和样例：

例句

1. In recent years, the gender disproportion problem of newly-born population is growing more and more serious.
   摘要近年来，我国出生人口性别比失衡现象日趋严重。
2. And they find that households with sons save more in high male-to-female sex ratio regions.
   他们还发现，在男女性别比失衡的地区，有儿子家庭的储蓄率会更高些。