A nickname is a shortened version of a person\'s name. A nickname also can describe a person, place or thing. Many American cities have interesting nicknames. These can help establish an identity, spread pride among citizens and build unity.

別名是一個人名字的縮寫形式，也可以是一個人、地方或物品的描述性名稱。許多美國城市都有有趣的別名，這樣可以幫助創建一個城市的風格，在市民間傳播自豪感，建立團結。

Chicago, Illinois was once the second largest city in the United States. So, one of its nicknames is The Second City. Over the years, the population of Chicago has decreased. Today it is the third largest American city.

伊利諾伊州的芝加哥曾經是美國第二大城市。所以，芝加哥的一個別名就是“第二城”。多年來，芝加哥的人口不斷減少。今天，芝加哥變成了美國第三大城市。