(名詞/可數或不可數) 退休後又重返職場。
引句：
Amid a hot labor market and high inflation, retired workers are returning to work at a rising rate. 'Unretirements' are on the rise as workers who previously said they were retired are now taking jobs again. As of March 2022, 3.2% of workers who were retired a year earlier are now employed.
[hiringlab.org, 14 April 2022]
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