动词
中文翻译：变老
同义词：
['decline', 'wither', 'age例句：1. As she aged', 'her health began to decline.（随着她变老，她的健康状况开始下降。）']
例句：
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1. As she aged, her health began to decline.
随着她变老，她的健康状况开始下降。
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2.The old man is slowly withering away.
那位老人正在慢慢衰老。
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3. With the passing of time, the city's population is ageing.
随着时间的流逝，城市的人口正在老龄化。