the ageing population

The increase of that ratio was considered to reflect the growing burden of the ageing population on the pensions system.

这一比率的增长反映了在退休金制度下，老龄人口带来的压力越来越大。

Though many additions to the 829,000 words in the dictionary arise from young people and social media, others reflect the ageing population.

尽管新加入进《牛津英语词典》82.9万个词语的新词很多都来自于年轻人和社交媒体，但还有一些词语来自于老年人。

It must improve its current rudimentary health-care coverage, not least to cope with the ageing population that is the legacy of its one-child policy.

它必须提高目前基本医疗保障的覆盖范围，尤其是要涵盖由独生子女政策造成的老年群体。