The book he's trying to read goes back to long before even the first word was written, and it is a story of migration.
他尝试阅读的这本书可以追溯到很久以前，甚至在第一个字被写出来之前，这是一个关于移民的故事。
During the carrying phase of migration, the scouts lead other scouts back along the quickest route to the old nest so that more scouts become familiar with the route.
在带领迁徙阶段，知道路线的侦察兵带领其他侦察兵沿着最快的路线返回原始巢穴，这样更多的侦察兵就能熟悉路线。
I actually did have to roll back the server migration from my first example because of time.
对于第一个示例，由于时间的原因，我实际上不得不回退了服务器迁移操作。
Rarely is the migration of a production run time environment a simple matter of shutting everything down, installing new hardware and starting everything back up.
迁移生产运行时环境绝大多数情况下不可能是简单地关闭所有程序、安装新硬件和重新启动所有程序。
But if you ever need to host a new repository, whether temporarily or as a permanent migration, having two explicitly defined CLUSSDR channels will come back to haunt you.
但如果您需要驻留一个新的储存库，不管是临时还是作为永久迁移，显式地定义两个CLUSSDR管道将给您带来不断的麻烦。
Migration is simply a failover that never fails back, and scaling up is a failover in which the primary node never goes offline.
迁移不过就是永不退回的故障转移，扩展是永远不将主节点置于离线的故障转移。
Migration: This process now looks like a failover but without any expectation of failing back.
迁移：此过程现在看起来像故障转移，但是不预期执行任何退回。
If there was an issue with the migration, I could easily back out to the previous release of AIX.
如果迁移出现问题，我可以轻松地返回前一个AIX版本。
The MetaWeblog API also makes it easy for systems administrators to back up and archive blog entries as well as simplifying migration to other blogging packages, if necessary.
MetaWeblogAPI还简化了系统管理对博客文章的备份和归档，简化了在必要时迁移到其他博客包的过程。
However, anybody who has this markup would want the override, so we folded it back into the original migration.
但是任何有这种标记的人都需要改写，因此我们又将其放回了原来的迁移中。
Rolling back enables you to return your environment to a stable state in your migration, minimizing downtime.
回滚允许您将环境还原到迁移中的某个稳定状态，从而可最小化停机时间。
The reason so many backups are necessary is to enable you to easily go back to any step in your cell migration, should the need arise.
之所以需要如此多的备份，是因为它们可以在您需要时让您轻松返回计算单元迁移中的任何步骤。
Going back to our use case, migration failover and scaling in an SOA environment are no longer very different processes, but are now minor variations of the same process.
返回到我们的用例，SOA环境中的迁移、故障转移和扩展不再是差别非常大的流程，而是成为了现在的相同流程的次要变化形式。
If you changed these parameters, as recommended in the pre-migration steps, then you can use the values saved in step 3 of the pre-migration steps to adjust these parameters values back.
如果您改变了这些参数(如预迁移步骤中建议的那样)，您可以使用预迁移步骤3中保存的值将这些参数值恢复为原来的值。
If you've planned your migration and run your backups as we've suggested, then you can easily go back to a previous version should you need to.
如果您按照我们的建议制定了迁移计划并运行备份，则可以在需要时轻松地返回以前的版本。
South Africa's fraught history with migration goes back long before apartheid, when the country imported migrant labor from surrounding countries to work in mines or on farms.
南非这样对移民现状的忧怨的历史早在种族隔离政策下达之前就开始了，那时候国家通过从周边国家引进流动劳动力到矿厂或农场工作。
The same command also rolls back a migrated broker to the previous version, assuming the broker’s pre-migration configuration.
该命令还可以回滚到已部署代理的先前版本，并使用它迁移前的配置。
What we've shown is that there are three clear migration routes as they head back to feeding grounds after breeding in Gabon, although the Numbers adopting each strategy varied each year.
我们所能得到的结果是他们在加蓬反之后返回觅食区的路径有三条，尽管他们的数量逐年发生改变。
'What we've shown is that there are three clear migration routes as they head back to feeding grounds after breeding in Gabon, although the Numbers adopting each strategy varied each year.
我们所能得到的结果是他们在加蓬反之后返回觅食区的路径有三条，尽管他们的数量逐年发生改变。
China's traditional migration pattern has meant that family members have often stayed in the rural areas, with migrants saving most of their income and sending it back to the country side.
中国的传统人口迁移模式意味着家庭成员往往留在农村，外出务工人员把大部分收入储蓄起来寄回农村。
We were also given a convenient way to back out a migration, had it been necessary to do so.
我们还提供了一种简便的方法，以便在必要时备份一个迁移。
Rarely is the migration of a run time environment a simple matter of shutting everything down, installing new hardware and starting everything back up.
运行环境的移植不能把所有东西都关掉，来安装新的硬件，并且备份所有的内容。
The migration staff might be able to fill out any remaining blank fields later, based on the mandatory input or after a call-back.
迁移人员以后可以根据必需的输入或通过回访填写空字段。
Another advantage of incremental migration is you can decide whether you want to back off the migration (perhaps to wait for a later version of a technology, or even to rewrite from scratch).
增量迁移的另一个好处是您可以决定您是否想放弃迁移(可能是等待一个技术的更新版，或者甚至是全部重写)。
Rails reverses each migration step in order, rolling back the changes for the largest migration first, eventually downgrading the database to version 0 as specified.
Rails按顺序逆转每个迁移步骤，首先回滚最近的迁移，最终将数据库回滚到版本0。
Let's discuss the Linux client migration in which back-end servers have not yet been migrated.
我们来讨论在还未迁移后端服务器的情况下的Linux客户机迁移。
So back to the beginning question, look at your company or client and ask yourself, Is there a SharePoint project or a business process, migration or a custom application projects.
那么回到开头的问题，审视你的公司或者客户，问问你自己，是否存在一个SharePoint项目或者一个业务流程、迁移或者自定义应用项目。
In the last few years, however, the reverse has taken place: there has been a migration of labour back to the north-eastern coastal areas to well-paid jobs in the North Sea oil industry.
然而在最后的几年间，发生了相反的现象：劳动力移民回到东北沿海地区，为了得到北海石油工业部门的高薪工作。
They fly back when spring comes. This called migration.
当春天来临时它们会飞回原来的地方。这中移居。
Tip Although I am focused on the process of upgrading the database, you can also migrate back to a previous version by specifying an earlier migration. Use the.
提示：虽然我们关注了升级数据库的过程，但你也可以回退到以前的版本，只需指定一个早期的迁移即可。使用。
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