What starts with a P,end with and E,and has thousands of letters in it

问题描述:

What starts with a P,end with and E,and has thousands of letters in it
求答案(中文英语都要)

Post Office
邮局
这是文字游戏
邮局里面有很多邮件 (letters)
词组 Post Office 开头字母是 P 结尾字母是 E .