Registered mail
01
挂号信, 挂号邮件
a postal service that provides secure and trackable delivery for important or valuable items, requiring the recipient's signature upon receipt
语法信息
有生性状态
抽象
形态构成
复合词
不可数
复数形式
registered mails
例子
He received a notice from the post office to pick up a registered mail package.
他收到邮局的通知去取一个挂号邮件包裹。



























