宾夕法尼亚大学法学院 University of Pennsylvania Law School ; Law School,University of Pennsylvania ; Penn Law School
气球驾驶员约翰·斯坦纳在宾夕法尼亚州伊利为自己的热气球充气。 图为最古老的飞行器照片，摄于1857年，采用的是四分之一感光底片旧式照相法。
Aeronaut John Steiner inflates his hot air balloon at Erie, Pennsylvania, as seen in the oldest known photograph of an aircraft, a quarter-plate ambrotype taken in June 1857.
这一采油法流传到美国的宾夕法尼亚、科罗拉多一直到北部的纽约州。
The practice has spread from Pennsylvania and Colorado to upstate New York.
由宾夕法尼亚州立大学的芭芭拉·罗尔斯博士带领的一组研究人员对这种喝汤减肥法进行了测试。
The soup regime was tested by researchers at Pennsylvania State University, led by Dr Barbara Rolls.
应用推荐