The first is support for Microsoft Exchange 2007 built into Mail, Address Book and iCal.

第一个就是支持Microsoft Exchange 2007的内置邮件，地址簿和iCal。

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Certified mail protocol is fair exchange of a message m for a receipt.

认证邮件协议，指一个发送方要将消息M与收方收到的证据进行交换的协议。

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As an important airmail hub in China, Guangzhou airmail processing center is one of three major processing centers for China Postal Service International mail Exchange Bureau.

广州航空邮件处理中心，作为中国邮政的重要航空枢纽，是中国邮政的三个主要国际邮件互换局之一的主要处理场地。

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Corporate IT departments using Microsoft Exchange for mail have also experienced problems.

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Liz Ryan, a former human resources vice president who now runs the online career community asklizryan.com, advises interns to confirm their expectations in an e-mail exchange before they start for the summer.

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An e-mail exchange about digital cameras, for instance, is likely to attract links to companies selling them.

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