They have become empty nesters.

他们成为空巢者。

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Some empty-nesters can live a good life after retire, especially those in city.

有的空巢老人退休后可以过上很好的生活，尤其是那些城市里的。

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Some empty-nesters can live a good life after retire, especially those in city.

有的空巢老人退休后可以过上很好的生活，尤其是那些城市里的。

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