- ratio of planned parenthood
- 计划生育: family planning; birth contr ...
- 率: rate; ratio; proportion
- 生育率和计划生育科: fertility and family planning section
- 生育率和计划生育比较分析委员会: committee on comparative analysis of fertility and family planning
- 超计划生育: to have more children than what is planned extra-plan babies
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