In our--in this particular study we had some people estimate things low and some people estimate things high, but overall, this--these would represent overestimates.

在这个实验中,有些人低估了,而有些人高估了数据,但总体来说,结果显示人们高估了数据

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The average speaker knows, as a low-ball estimate, about 60,000 words.

保守估计,说话者平均知道大约六万个词

耶鲁公开课 - 心理学导论课程节选