from time immemorial

例句：

1. 1. The company has been in operation from time immemorial.
   这家公司自成立之日起就一直在运营。
2. 2. The tradition of handicrafts has been passed down from generation to generation.
   这项手工艺传统一直代代相传。
3. 3. The story of the ancient city has been documented from time immemorial.
   这座城市的历史记录可以追溯到有记载以来。