它们首次出现于晚宾夕法尼亚纪。
有一项研究关注的是20世纪70年代和80年代宾夕法尼亚州的失业工人，我们从中发现在失业对年轻人寿命的影响要大于老雇员。
A study of Pennsylvania workers who lost jobs in the 1970s and 1980s found that the effect of unemployment on life expectancy is greater for young workers than for old.
康内斯托加式宽轮篷车，这种与众不同的货运马车的历史可以追溯到18世纪中后期宾夕法尼亚州兰卡斯特县的康内斯托加河流域。
The origins of the distinctive horse-drawn freight wagon known as the Conestoga wagon can be traced to the Conestoga River region of Pennsylvania's Lancaster County in the mid - to late-18th century.
在19世纪早期，西部宾夕法尼亚州的农民都给自己的马车轮子抹上乡下随处可见的气泡肥料胶土。
In the early years of the 19th century, farmers in western Pennsylvania kept their wagon wheels greased with puddles of bubbling muck that studded the countryside.
18世纪晚期和19世纪早期，宾夕法尼亚州的煤矿曾经夺去了很多矿工的生命。
Pennsylvania's coal mines took the lives of many in the late 1800s and early 1900s.
安曼教派：17世纪晚期从门诺教派脱离出来的一个再洗礼派正统教派，现在主要存在于美国宾夕法尼亚州东南部。
Amish: an orthodox anabaptist sect that separated from the mennonites in the late17th century and exists today primarily in southeast pennsylvania.
19世纪20年代，首都唯一的水管引自一眼私人拥有的泉水，为宾夕法尼亚大道旁的两个街区供水。
During the 1820s the capital city's only piped water was from a privately owned spring that supplied two blocks along Pennsylvania Avenue.
1690年，威廉·里腾豪斯在宾夕法尼亚的日耳曼顿建立了美国第一家造纸厂。然而在19世纪中期以前，纸都是由碎布和其他原料制成的。
William Rittenhouse founded America's first paper mill in Germantown, Pennsylvania, in 1690, but until the middle of the 19th century, paper was produced from rags and other materials.
大公司在19和20世纪初，包括鲍德温机车厂，威廉痉挛和Sons的船舶和发动机公司建立，以及宾夕法尼亚州铁路。
Majorcorporations in the 19th and early 20th centuries included the BaldwinLocomotive Works, William Cramp and Sons Ship and Engine BuildingCompany, and the Pennsylvania Railroad.
20世纪70年代中期，在宾夕法尼亚州哈里斯堡，我是一名难民，是两名逃离越南的难民的孩子。
In Harrisburg, Pa., of the mid-1970s, I was a refugee and the child of refugees who had fled Vietnam.
20世纪70年代中期，在宾夕法尼亚州哈里斯堡，我是一名难民，是两名逃离越南的难民的孩子。
In Harrisburg, Pa., of the mid-1970s, I was a refugee and the child of refugees who had fled Vietnam.
应用推荐