What is the idiom used to describe poor children?

A thin and cold door

new word

Basic explanation

You: Fu. The family is poor.

tidy

Cao Qingxue Qin's Dream of Red Mansions: "Even if I was born in poverty, even if I was an excellent prostitute, I would never be a pawn and a healthy servant."

Encyclopedia explanation

Zuo Bo cold door is a Chinese vocabulary, which refers to poor and humble families, and it comes from Cao Xueqin's Dream of Red Mansions.