基本解释数往知来 shǔwǎng-zhīli[deduce what likely to happen in the future by reviewing what has taken place in the past;know the future by thinking of the past] 追溯过去,可以预测未来 辞典解释数往知来shǔ wǎng zhī láiㄕㄨˇ ㄨㄤˇ ㄓ ㄌㄞˊ 语本《易经．说卦》：「八卦相错，数往者顺，知来者逆。」指根据已过去的事来推测，就可预知未来。 明．陆容《菽园杂记．卷一》：「洪武中，朝廷访求通晓历数，数往知来，试无不验者，必封侯，食禄千五百石。」 近义词温故知新
