There can be up to five stores per storage group, and any number of the five stores may be mailbox stores.

每个存储组最多可以有五个存储，这五个存储都可以用作邮箱存储。

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No matter which machine a user happens to be using, she can read mail from her mailbox and send mail to users in the group and elsewhere.

无论用户用的是哪一台机器，均可以从自己的邮箱中读取邮件并发送邮件给其他地方的用户。

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Mailbox servers can now be defined as part of a database Availability Group (DAG) to provide automatic recovery at the individual mailbox database level instead of at the server level.

信箱伺服器现在可定义为组件的一个资料库可用性群组(DAG)提供自动修复在个别的信箱资料库层级而不是在伺服器层级。

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