“此處有三千里大6，各分成三個(gè)大郡，少元你擔(dān)任東郡掌水使，上元你擔(dān)任北郡掌水使，子元你擔(dān)任南郡掌水使，好好治理這些地方，對行云布雨，調(diào)整水氣，多積累一些經(jīng)驗(yàn)吧?！?/div>