年龄证明 meaning in Chinese

evidence of birth date

I did not believe he carded me at liquor store
我真不相信，在买酒时，他要我出示年龄证明。
Teenagers are likely to be carded if they want to or - der a beer
（青少年如要啤酒的话，多半要出示年龄证明。）
They show you proof of their age ? - of course . what do you think
他们给你看了年龄证明了吗？ -当然了，你以为呢？
- they show you proof of their age ? - of course . what do you think
-他们给你看了年龄证明了吗？ -当然了，你以为呢？