[滴水穿石, dī shuǐ chuān shí, ㄉㄧ ㄕㄨㄟˇ ㄔㄨㄢ ㄕˊ]dripping water penetrates the stone (成语 saw); constant perseverance yields success; You can achieve your aim if you try hard without giving up.; Persistent effort overcomes any difficulty.#94525[Add to Longdo]