Scheduled castes or scheduled tribes;

在册种姓或在册部落；

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So-called scheduled castes and tribes are more likely than other Indians to suffer the ills of poor diet.

与其他印度人相比，这些特殊的阶层和部族地区更易由于饮食劣质而遭受疾病的侵扰。

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The scheduled tribes owned only 3.7% of non-farm enterprises despite being 7.7% of the population.

BBC: Caste and entrepreneurship in India

Based on the surnames - which usually give away caste affiliation - of the members of these company boards, the intrepid researchers classified them into Forward Castes, Other Backward Classes (OBCs), Scheduled Castes and Tribes and foreign directors.

BBC: Why Indian boardrooms have no diversity

Delving into the relationship between caste and entrepreneurship, the researchers have found that scheduled castes and tribes, the most disadvantaged groups in Hinduism's hierarchy, owned very little businesses despite a decade of sprightly economic growth and a long history of affirmative action.

BBC: Caste and entrepreneurship in India