immemorial l古老的;无法记忆的
immemorial possession[经] 自古占有;自古占有英语
Immemorial Mode遥远的方式
time immemorial流光岁月;远古;混元;不能记忆的时期英语
immemorial usage翻译
immemorial a古老的
immemorial history历史久远性
PHRASE（习语） If you say that something has been happening since time immemorial or from time immemorial, you are emphasizing that it has been happening for many centuries. 自古伊始; 自远古以来 [文学性]
It has remained virtually unchanged since time immemorial.
它几乎自古以来都维持不变。