philadelphia詞根是希臘詞philos（love or friendship）&adelphos（brother）也叫做City of brotherly love。作為美國歷史最悠久的城市，費城是獨立革命的發(fā)源地，是獨立宣言的誕生地，We hold these truths to be self-evident, that all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty and the pursuit of Happiness. 費城一個非常重要的有色人種聚集區(qū)。