Germany's population is ageing, and the birth rate falling.
德国的人口老化，出生率下降。
Therefore, it is time to cancel birth control policy to remit aging of population.
因此，是时候取消控制出生政策以减轻人口老年化。
Birth defect is one of the key elements that seriously affect the quality of population.
出生缺陷是影响人口出生质量最重要的因素。
Birth defect is one of the key elements that seriously affect the quality of population.
出生缺陷是影响人口出生质量最重要的因素。
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