Then 7 people got yellow fever.

VOA: special.2009.01.27

Then also, of course, if hunger is an issue and people are eating more than they want then you'd rather have the red line than the yellow line.

那么,当然,如果饥饿问题没解决,人们会比想像的吃得多,这么看来你自然宁愿达到红线而不是黄线

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Then seven people got yellow fever.

VOA: special.2010.05.18