刻舟求剑[原文]楚人有涉江者,其剑自舟中坠于水,遽契其舟,曰：“是吾剑之所从坠.”舟止,从其所契者入水求之.舟已行矣,而剑不行,求剑若此,不亦惑乎?（出自《吕氏春秋．察今》）[译文]有个楚国人乘船过江时,...