riches用作名词的意思是“财富”,可指一个人拥有的一切,通常用复数形式,其谓语动词通常也用复数形式。

from rags to riches
从赤贫变为巨富from extreme poverty to wealth
He went from rags to riches in only three years.他仅用了三年就从赤贫变成了巨富。

Riches do not always bring contentment.财富并不总使人满足。
His success had brought him vast riches.他的成功给他带来了巨大的财富。

riches, means, resources, wealth
参见resource条。

财富没有给他们带来幸福。
［误］  Riches has not brought them happiness.
［正］  Riches have not brought them happiness.
［析］  rich用作名词时通常以复数形式出现,在句中作主语时,谓语动词相应地也用复数形式。

riches在句中作主语时,其谓语动词在古旧用法中可用单数形式。例如:
The riches of the ship is come on shores.船上的财富来到岸上。