warmed-over ideas

• 陈腐的观念

warmed-over ideas的用法和样例：

例句

1. My mother has these prehistoric ideas about proper clothes.
   我妈妈对合适的衣着有这些陈腐的想法。
2. But as the years have passed, what were once fresh ideas have hardened into hoary dogmas.
   但是随着时间的流逝，一度新鲜的观念也变成了陈腐的教条。