It was based on the theory of probability and statistics - based approach.它是以概率统计理论为基础的一种方法.Read a couple of popular books on the theory of probability.读一两本有关可能性理论的流行书.French mathematician who founded theory; contributed...
萨拉一直小病缠身。Sarah had been plagued continually by a series of minor illnesses.我有点小病。I've caught some kind of lurgy.他们批评那个懒汉夸大自己的小病而不肯干活.They criticized the lazybones for playing up his slight illness....