Interpretation of idioms of eliminating sand and seeing gold

Original idiom: Sand turns into gold.

Standard pronunciation: páI shāJiàn jρn

Traditional writing: seeing gold by removing sand.

What does "dig for gold" mean? See "digging sand to see gold"

Idioms solitaire: No dragons → Get rid of sand and see gold → Then become bones.

Usage analysis: as predicate and attribute; Select the essence from many things.

Pronunciation warning: Pay attention to polyphonic words: Pai 1pá i excludes ranking; ② p m 4 I train.

Description of the source: elegant characters, gifts and comments of qingxiangmu calligraphy: "Looking at its delicate and complicated state, it is still a golden ear."

Synonym: pure gold for dredging sand.