全部 » Lifestyle » People » 带有数字签名的邮件递送 Mail delivery with digital signature
一名妇女在家门口收到邮递员寄来的包裹,包裹上有数字签名,装在两人手中的一个封闭插座里。
Woman receives a package from the postman at the entrance of her house, with a digital signature, in a closed socket in the hands of both people.