immemorial
🇺🇸
/ˌɪməˈmɔːriəl/
🇬🇧
/ˌɪməˈmɔːriəl/
existing for so long that no one can remember when it began
The ancient customs of the village have been followed from time immemorial.
這個村莊古老的習俗自古以來就一直在遵循。