What are the rare, rare and precious idioms?

There are only a handful of lucky feathers in a hundred.

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1 priceless

2 non-party people

3 Yushu, Lan Zhi

Four treasures of the world

Idiom pronunciation: x ο sh ο zhn

Idiom definition: Xi Shi: rare in the world; Jane: Treasure. Rare treasures in the world. Metaphor is a very precious thing.

Idiom origin: Yuan Ouyang Xuan's "Song of the Old Man in Wei Zi": "This rare treasure is at home."

Examples of idioms: The King of Qin unfolded the brocade and saw that it was pure white and flawless, and the carving was naturally flawless. (Feng Ming's "The Legend of the Dream Dragon in the Eastern Zhou Dynasty", back to 96)