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from ancient times; from old times; from time immemorial
古来より日本人は米を主食としてきた。
Since ancient times, the Japanese have had rice as their staple.
古来の知恵を現代に生かすべきだ。
We should apply ancient wisdom to the modern age.
この地は古来より交通の要所だった。
This area has been a transportation hub from time immemorial.