They told Brigham Young about a great salt lake in a wide valley on the western side of the Rocky Mountains.

VOA: special.2009.06.04

If you look at your map you will see first on the west side, you've got a low coastal plain. It is about 20 or 30 miles wide.

如果看地图的话，你会首先在西端看到，你会看到地势低的海岸平原，大约20到30公里宽。

耶鲁公开课 - 旧约导论课程节选

There were some twelve to fifteen different widths of railroads in the Northern states alone by the 1850s, and you could go into one town on a gauge, i don't know, three feet wide but on the other side of town it would come out four feet wide.

在五十年代,单就北方州的铁道,就有十二到十五种不同的轨距,你可能在一条三英尺宽的铁道上进镇,但在另一边出镇时,它变成四英尺宽了

耶鲁公开课 - 美国内战与重建课程节选