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

这时候坐在车是看不见路驾驶者却可以参看路旁护栏安全地穿越鄱阳湖。

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，在指控烟草巨头联邦诈案件中作证，并与烟草业雇佣来一伙证进行对质。根据为烟草巨头们出庭作证 29 位历史学家们自己供述，他们中大多数甚有参看过烟草业内部研究或交流文档。相反，这些专家主要关注是 20 世纪 50 年代一小缀对香烟危害怀疑论者，他们中大部分要么当时就与烟草业相勾结，要么最终也会通烟草业勾结起来。