Definition
To have been popular or successful in the past but no longer be so.
风光不再
This restaurant was very popular ten years ago, but it has had its day now.
这家餐厅十年前很受欢迎，但现在已经风光不再了。
The once-popular rock band has had its day and is now rarely remembered.
这支曾经很受欢迎的摇滚乐队已经风光不再，现在很少有人记得了。
This phone used to be a leader in the market, but it has had its day now.
这款手机曾经是市场的领导者，但现在已经风光不再了。