(BrE alsopost) the official system used for sending and delivering letters, packages, etc. 邮政◆The cheque is in the mail. 支票已邮寄。◆Please return our copy of the contract by mail. 请将我方合同副本寄回。◆a mail distribution centre 邮件分拣中心➡airmail , voicemail ⨁express / first-class / second-class mail 快递；一类／二类邮件⨁internal / international mail 国内／国际邮件
(BrE alsopost) letters, packages, etc. that are sent and delivered 邮件；信件◆Has the mail arrived? 邮件寄到了吗？◆We received a cheque from them in the mail today. 我们今天收到他们邮寄来的支票。◆mail deliveries 邮递◆an item/a piece of mail 一份邮件◆The company has a licence to deliver bulk mail(= letters, etc. sent in large numbers by businesses). 这家公司获许经营大宗邮件业务。⨁to deliver / handle mail 投递／处理邮件⨁to get / receive / send (out) mail 得到／收到／发出邮件⨁to answer / deal with / open / read your mail 回覆／处理／打开／阅读你的邮件⨁incoming / outgoing mail 接收／发送的邮件⨁bulk / business / private mail 大宗／商业／私人邮件
messages that are sent or received on a computer 电子邮件◆Check regularly for new mail. 定期查看新电子邮件。◆incoming/outgoing mail 接收／发送的电子邮件➡email
certified mail direct mail electronic mail flame mail junk mail registered mail snail mail surface mail