has had its day 气数已尽；风光不再；不比从前；不再走红

【例句】
She sold a lot of books in the 1990s, but she's had her day.
20世纪90年代她的书很畅销，但如今已经风光不再了。

But, frankly, he has had its day.
但是坦率地讲，他那一套已就过时了。