Under this Act, all waterfowl hunters 16 years of age and over must annually purchase and carry a Federal Duck Stamp.

根据这项法案，所有16周岁及以上的水禽狩猎者必须每年购买并持有一枚联邦鸭票。

youdao

If information can go stale over time, add a time stamp to avoid using old data.

如果信息会随着时间的推移过时，那么添加时间戳以避免使用陈旧数据。

youdao

B: You'll have to get those at the stamp window over there, next to general delivery.

B：你要到那边的邮票窗口去买，邮件待领窗口隔壁。

youdao

Under the plans, MSPs would also gain control over stamp duty and landfill tax.

BBC: Scotland Bill part one

MSPs will also gain control over stamp duty and landfill tax.

BBC: Scotland Bill part one

The scientists can then turn the stamp over, and "print" their batteries.

FORBES: Breakthroughs