Hián-seng lúi-tāi

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Hián-seng lúi-tāi (Eng-gí: Phanerozoic eon; Ji̍t-gí: 顕生累代) sī tē-chit lúi-tāi chi it, mā sī hiān-sî só͘ chāi ê chi̍t tāi, ū hong-hù ê tōng-bu̍t kap si̍t-bu̍t chûn-chāi. I-ê khai-sí sī ngē-khak tōng-bu̍t chhut-hiān ê sî, kàu chiang í-keng kòe liáu 541 ± 1.0 pah-bān-nî,.