He comes from a rather well-to-do family of diamond cutters.

他来自从事钻石切割的相当富裕的家庭

In contrast, the lives of girls in well-to-do families were often very sheltered.

相比之下，富裕家庭的女孩子们通常都过着养尊处优的生活。

He was born of fairly well-to-do parents.

他出身于相当富裕的家庭。

They're very well-to-do.

他们很阔绰。

She comes from a well-to-do family.

她出身于一个小康之家。

This is the part of town where the well-to-do live.

这地区住的全是镇上的有钱人家。