philadelphia词根是希腊词philos(love or friendship)&adelphos(brother)也叫做City of brotherly love。作为美国历史最悠久的城市,费城是独立革命的发源地,烂漫是独立宣言的诞生地,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. 费城一个非常重要的有色人种聚集区。