Joke Collection Website - Bulletin headlines - What sentences did the ancients praise the Grand Canal? What does this mean?

What sentences did the ancients praise the Grand Canal? What does this mean?

When Yang Di opened the Beijing-Hangzhou Grand Canal, in order to facilitate his visit to Jiangdu, it reached Yuhang in the south of Zhuo Jun and Beijing in the north. Pi Rixiu also has a poem saying: When the Tao dies, the river will go from bad to worse, and it will take thousands of miles a day. If there is no dragon boat in the water temple, there will be few theories. Fully affirmed the great role of the Grand Canal in north-south traffic. He also said that if Emperor Yang Di didn't crave pleasure, this achievement alone would be comparable to Dayu's.

When Yang Di opened the Beijing-Hangzhou Grand Canal, in order to facilitate his visit to Jiangdu, it reached Yuhang in the south of Zhuo Jun and Beijing in the north. Pi Rixiu also has a poem saying: When the Tao dies, the river will go from bad to worse, and it will take thousands of miles a day. If there is no dragon boat in the water temple, there will be few theories. Fully affirmed the great role of the Grand Canal in north-south traffic. He also said that if Emperor Yang Di didn't crave pleasure, this achievement alone would be comparable to Dayu's.