Express mail
01
快递邮件
a postal service that provides fast and expedited delivery of mail and packages, usually within a guaranteed timeframe, for an additional fee
例子
She sent the documents via express mail to ensure they arrived the next morning.
她通过快递邮件发送了文件，以确保它们在第二天早上到达。
He chose express mail to ship the birthday gift so it would arrive on time.
他选择了快递邮件来寄送生日礼物，以便它能准时到达。
