A massive educational campaign is thething conceivable at the moment that can help; to argue that this campaign is difficult, expensivetherefore impossible would be quite self-defeating.

• 开展大规模的教育运动是目前唯一行之有效的手段，因此认为这种运动难度大、代价高而无法实施完全是一种自暴自弃的态度。