exaggerating是什么意思？

For all the new attention devoted to the 1 percent, a new dataset from the Equality of Opportunity Project at Harvard and Berkeley suggests that, if we care about upward mobility overall, we're vastly exaggerating the dangers of the rich-poor gap.

When college students were reminded of a time they had been excluded in a social setting, they compensated by exaggerating their number of friends—unless they were first given tasks that caused them to interact with their phone as if it had human qualitie