proof of identification 意思
身份证明
例句:双语英语1.The policeman asked him for proof of identification.
警察要求他拿出身份证明.
2.You have proof of identification and residence-normally utility bills.
你有身份证明和居住地--通常水电费.
3.You'll have to show some proof of identification when you collect the parcel.
取邮包时你得出示某种身份证件.