大 ㄉㄚ ˋ dà 运 ㄩㄣ ˋ yùn 大 ㄉㄚ ˋ dà 運 ㄩㄣ ˋ yùn Mandate of Heaven the Grand Canal, 1800 km from Beijing to Hangzhou, built starting from 486 BC usually written 大運河|大运河[Da4 Yun4 he2]