Tuìxiū yǐhòu, tā zài xiāngxia guò zhe yōurán de shēnghuó.
After retiring, he lived an unhurried life in the countryside.
Tips
culture
The most famous use is Tao Yuanming's couplet 采菊东篱下,悠然见南山: picking chrysanthemums by the eastern hedge, he looks up and, unhurried, sees the southern mountain. It became the picture of a quiet life away from office.
usage
Literary. In everyday talk, a relaxed pace is 悠闲. 悠然自得 means 'carefree and content'.