| 1. | The graph shows a bulge in the birth rate . 图表显示出生率的暴增。 |
| 2. | The birth rate in our country has been declining for several years . 我国人口的出生率几年来一直在下降。 |
| 3. | An analysis of sociological outcome on low birth rate 低生育率的社会学后果研究 |
| 4. | The birth rate in this city is almost constant 这城市的出生率几乎是一成不变的。 |
| 5. | The birth rate of the whole world is astonishing 全世界的人口出生率简直惊人。 |
| 6. | The birth rate is under control in this country 这个国家的出生率已得到控制。 |
| 7. | The birth rate in this city is almost constant 这城市的出生率几乎是不变的。 |
| 8. | The secret behind japan ' s plunging birth rate 为什么日本的生育率持续下降? |
| 9. | The secret behind japan ' s plunging birth rate 为什么日本的生育率持续下降? |
| 10. | The birth rate among professional women is particularly low 职业女性的生育率则更低。 |