And then the investigators actually measured these things, and found that with reported and actual energy intake, how many calories people were consuming, there was really quite a difference.

研究人员实际上得到了以下结果,实验对象汇报的和实际的能量摄入,也就是人们摄入的卡路里,两者有较大差异

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

As a consequence, they're underestimating the number of calories they're consuming.

因此人们会低估实际摄入的热量

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选