Immemorial

1.

(extending back before memory, record or knowledge) ដែលយូរអង្វែងមកហើយ, មួយនោះ, ដែលយូរយារ

• time immemorial
  - កំឡុងពេលដ៏យូរលង់

1.

Extending beyond the reach of memory, record, or tradition; indefinitely ancient; as, existing from time immemorial.