a mouse excrement spoils a pot of soup. "Two yellow orioles are singing atop the green willows, White egrets soar into the sky in a row" Delicious, you have to taste it.

The first sentence is a metaphor for a group of people, or a team, with one person, who has a bad appearance and reputation, which will greatly affect the reputation of the whole team and make the overall image of the whole team bad. The second sentence means that two orioles are singing in the air and a row of egrets are flying in the sky. The picture is very beautiful. The third sentence is often used to describe the affirmation of delicious food.