在线词典人心不古古:指古代的社会风尚。旧时指人心奸诈、刻薄,没有古人淳厚。拼音rén xīn bù gǔ解释古:指古代的社会风尚。旧时指人心奸诈、刻薄,没有古人淳厚。近义词世风日下英文释义(idiom) moral standards are much lower now than in former times