There is an idiom "fish head and dragon body hit the cloud"

Yulon Hong En Za

[Interpretation] Metaphorically, bad people and good people are mixed together; The composition is complex.

[Language] Zhang Tang He Zhi's "Fisherman's Word" XIII: "The wind stirs the waves and stirs the wind; A river is full of fish and dragons. "

[pronunciation] mixed; You can't pronounce "hun"

[Shape discrimination] Mixing; Can't write "Hun".

Fish and pearls are mixed together to make up the number.

with a clear distinction between black and white

[Usage] It is derogatory. Used to describe the complex composition of multiple people or teams. Generally used as an attribute or predicate.

Subject-predicate type