In America, all establishments that serve alcohol require us to show proof of age before entrance is granted or services are rendered.

在美国，所有供应酒的地方都会在允许我们进入或提供服务之前要求我们出示年龄证明。

youdao

Brain health is crucial, but don’t panic over forgotten keys, recommends Elizabeth Somer, a dietician and author of Age-Proof Your Body.

著有《让身体长春不老》（Age-Proof Your Body）一书的饮食专家伊丽莎白·萨默（Elizabeth Somer）表示，大脑健康至关重要，但不要因为忘了带钥匙而惊慌失措。

youdao

If you look young, you have to show proof of your age when ordering alcohol.

如果你看起来年轻，订购酒精的你必须展示你的年龄的证明。

youdao

Sue Ramsey from Sinn Fein said a young woman working in an off-licence had told her she felt intimidated when asking for proof of age.

BBC: Northern Ireland Assembly

Shop manager Gary Singleton, on duty at the checkout, rang the bottle of rose wine through his till without asking for any ID or proof of age.

BBC: Lidl overturns five-day alcohol ban at Govanhill store

Children under 14 are free with proof of age.

BBC: Green-fingered gatherings in Berlin