另一个好处和大量的费用节省在于更新升级。

Another benefit and big cost-saving feature is in updates.

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双方转而含糊地同意“更新升级”原来的协议。

The two sides vaguely agreed to "up grade" the original deal instead.

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在主要实例启动并运行时，可以使用一个不同级别的AIX软件更新升级备用实例。

You can update the alternate instance with a different level of AIX software updates while the primary instance is up and running.

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