middle-age spread

例句：

1. 1. The company's stock price has been experiencing a midlife crisis recently.
   这家公司的股票价格最近一直在经历中年危机。
2. 2.As people age, they often experience a midlife crisis when they realize their goals are no longer attainable.
   随着人们年龄的增长，当他们意识到他们的目标不再可达成时，他们往往会经历一次中年危机。
3. 3.The middle-aged spread is a common phenomenon that many people face as they approach retirement.
   中年期增长是一个常见的现象，许多即将退休的人都会面临。