关于美国无犯罪记录的函，上面的含义能否帮我解释一下：“when you appear for
fingerprinting you will need photo identification,such as a passport,and a letter from the agents with details of your full
name(including maiden name)and any aliases,date of birth,sex,race,social security number,proof of your identity ,and reasons
for requesting such a record,i.e canadian visa pruposes
fingerprinting you will need photo identification,such as a passport,and a letter from the agents with details of your full
name(including maiden name)and any aliases,date of birth,sex,race,social security number,proof of your identity ,and reasons
for requesting such a record,i.e canadian visa pruposes
