[温故而知新 / 溫故而知新, wēn gù ér zhī xīn, ㄨㄣ ㄍㄨˋ ㄦˊ ㄓ ㄒㄧㄣ]to review the old and know the new (成语 saw, from the Analects); to recall the past to understand the future#81748[Add to Longdo]
[温故而知新 / 溫故而知新, wēn gù ér zhī xīn, ㄨㄣ ㄍㄨˋ ㄦˊ ㄓ ㄒㄧㄣ]to review the old and know the new (成语 saw, from the Analects); to recall the past to understand the future#81748[Add to Longdo]