In another set of studies we actually simply reminded people -- this was at a time when the swine flu was going around -- we reminded people that in order to prevent the spread of the flu that they ought to wash their hands.
在另一组研究中我们仅仅是简单地提醒参与者—— 那段时间猪流感正盛行—— 我们提醒人们为了防止流感传播 他们应该洗手。