urgent-mail
美
英 
例句
If you receive any document in a "next day" or "urgent" mail envelope, deliver it immediately.
如果你接收到任何邮包信封写着“第二天”或者是“紧急”的文件,请立即送交它(给接收人)。
I am more than happy in your urgent mail to my mail. How are you today? l hope fine.
我非常高兴在你的紧急的信件转到我的邮件你今天好吗?我希望好。