[Time] ago; [time] before
Related: chêng
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Kàu-kah bo̍k-chiân ûi-chí, kho-ha̍k-ka hoat-hiān kóng Tē-kiû téng siāng-kài kó∙-chá ê giâm-chio̍h chha-put-to hêng-sêng tī 45~46 ek nî í-chêng.
Scientists have discovered that the oldest rocks on the Earth were formed about 4.6 to 4.6 billion years ago. (zh-min-nan.wikipedia.org/wiki/Toē-kiû)
Bô gōa kú í-chêng, chóng-thóng iá koh chhin-sin khì pian-kài sī-chhat, ūi tio̍h kā kéng-hông jîn-ôan ka-iû.
Not very long before, the president also personally visited the border to inspect it himself and to give a morale boost to the border patrol agents.
