名词
中文翻译：老年人口
同义词：
['elderly population', 'senior population']
例句：
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1. The aged population is growing rapidlyin this region.
这个地区的老年人口正在迅速增长。
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2. The government has launched a campaignto promote healthy aging.
政府已经发起了一项运动，以促进健康老龄化。
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3. Theaged population often faces challenges in accessinghealthcare services.
老年人口经常面临获取医疗服务的挑战。