This book treats of the caste system in India.

这本书论述了印度的种姓制度。

youdao

A caste system consists of ranked groups, each with a different economic specialization.

种姓制度由等级群体组成，每个群体具有不同的经济专业化。

youdao

The ancient caste system was the most obvious symbol of this idea. But it had many subtler expressions, too.

古老的社会制度是这个观念最明显的表征，但它也同时展现在许多细微的地方。

youdao

Christian converts, most of whom are born as dalits at the bottom of the Hindu caste system, often hide their new faith for fear of losing their rights to state jobs and university places kept for the lower castes.

ECONOMIST: Religious conversions

Make no mistake: What's in play is the emergence of a caste-based traffic system, one of robot-haves and have-nots, of steely-eyed electronic wheelmen vs.

WSJ: Why Driverless Cars Are Inevitable��and a Good Thing

But individual investors of all wealth levels need to accept that there is a caste system in the world of investments that excludes them.

FORBES: Why Investors Do What's Bad For Them