Huzhou is surrounded by water, and there are four main rivers, such as East Tiaoxi and West Tiaoxi, which are scattered into several tributaries, affecting thousands of households. Exchange four waters: that is, four water exchange. Four rivers: There are four main rivers in Huzhou, such as Rudong Tiaoxi and Xitiaoxi. Cross: cross. Surrounding the city: Surrounding Wuxing City, winding and flowing. Break into thousands of streams: break into several tributaries. It's all over, it's all over. The last two sentences are about geographical environment.
The last two sentences explain that water chestnuts are planted where the water depth is deep, rice is planted where the water is shallow, and lotus flowers are planted where the water is neither deep nor shallow. Ling: commonly known as water chestnut. Annual aquatic herb with saccular petiole and white flowers in summer. The fruit has a hard shell and horns and can be eaten. Geographical environment leads to the diversity of ecological environment.
Moral: This poem illustrates a truth by writing about the beautiful scenery of water towns in the south of the Yangtze River: everything should proceed from reality, suit local conditions and act according to objective laws. "Plant rice in the depths, but don't plant lotus flowers in the depths." We can't be metaphysically "one size fits all" and absolute.