Instead, these experts focused primarily on a small group of skeptics of the dangers of cigarettes during the 1950s, many of whom had or would eventually have ties to the tobacco industry.

2004 年，布兰特博士被司法部聘请为重要专家，在指控烟巨头的联邦欺诈案件中作证，并与烟业雇佣来的一伙证人进行。据为烟巨头们出庭作证的 29 位历史学家们己的供述，他们中大多数甚至没有参看过烟业部的研究或交流文档。相反，这些专家主要关注的是 20 世纪 50 年代的一小缀香烟危害的怀疑论者，他们中大部分人要么当时就与烟业相勾结，要么最终也会通烟业勾结起来。

Although drivers can no longer see the road surface, they can still drive across safely by keeping within the guard rails on either side.

这时候坐在车里的人是看不见路的驾驶者却可以参看路旁的护栏安全地穿越鄱阳湖。