The four-word idioms containing ducks are: duck step goose, duck step goose, water over duck's back, single hen few, broken crane to continue hens.

Duck and goose walk: ducks and geese walk in eight steps, because it is used to describe the way people walk slowly and shake;

Ducks walk like geese: walking like geese and ducks is a metaphor for walking slowly;

Water over duck's back: a metaphor for leaving no trace after something happens;

Lonely swan, lonely wild duck, which was originally the name of ancient piano music, was later compared to a person who lost his spouse;

Cut off the crane and continue to grow: cut off the long legs of the crane instead of the short legs of the wild duck, which is a metaphor for the behavior against the laws of nature.

The five-character idiom containing ducks is: drive the ducks to the shelves, and beat the ducks to scare the mandarin ducks.

1, driving ducks to the shelves: than