Prevention is always preferable to a cure, and while much of the data are still preliminary, a growing body of evidence suggests that the local green market may be a rich source of anticancer agents.

• 防总比治好，在许多数据资料仍不深入时，有越来越多的证据显示，我们当地的蔬菜市场就是一个资源丰富的抗癌机体。