对他们的主要活动而言，筹集资金是次要的。

Fund-raising is peripheral to their main activities.

《牛津词典》

克雷奇仍然认为古印度安人在灭绝上的责任即使不是主要的，也是次要的，他认为人类在其他地方造成了当地物种灭绝。

Still, Krech attributes secondary if not primary responsibility for the extinctions to the Paleoindians, arguing that humans have produced local extinctions elsewhere.

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有时主要的群体关系从次要的群体关系演变而来。

Sometimes primary group relationships evolve out of secondary group relationships.

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