Pieces of waste water and mud are dug deep and carefully taken away.
Old cows can also solve the problem of being young and expensive. Don't wait to slap yourself.
The cow in "Niu Niu" worked so hard and spared no effort because of its own motivation: "Don't wait for whipping, strive for self-improvement". Here, "things" and "I" are integrated, and it is the old ox, that is, the poet himself who is over the age of ancient times.
In ancient times, poets over the age of ancient times wrote a well-known poem "Cow", which praised the lofty aspirations of the working people with the image of a hardworking, vigorous and self-reliant cow. The poet firmly believes that dark clouds can't cover the sun, and that the motherland will always belong to the people, and he will stay at home.