It has been frequently assumed, but not proved, that the majority of the migrants in what has come to be called the Great Migration came from rural areas and were motivated by two concurrent factors.
人们常常假设，但没有证据证明，在所谓的“大迁移”中，大多数移民来自农村地区，这是由两个同时发生的因素推动的。
We think of this as an old person's migration, but it created many jobs for the young in construction and health care, not to mention tourism, retail and restaurants.
我们认为这是老年人的迁移，但它在建筑和医疗保健领域就为年轻人创造了许多就业机会，更不用说在旅游业、零售业和餐饮业中了。
In addition to all that, it is not even clear that assisted migration or any migration for that matter, will help at least for some species.
除此之外，我们甚至不清楚辅助迁移或任何相关的迁移是否至少对某些物种是有帮助的。
Our concern is with movement between nations, not with internal migration within nations, although such movements often exceed international movements in volume.
我们关注的是国家之间的流动，而不是国家内部的流动，尽管国内流动的数量经常超过国际流动。
What does this migration not do?
这种迁移不能做什么？
However, a migration effort is not concerned with building a vertical slice; it is concerned with migrating an existing one.
然而，一个迁移工作与构建一个垂直部分无关；它与迁移一个现有的应用程序有关。
If you have strings and columns that should not be null, make sure you code your migration appropriately.
如果字符串和列都不应该为空，那么就请确保正确编写了迁移。
If not, migration looks exactly like a failover test because the failback technique replaces the old style backout plan.
如果不成功，迁移看起来完全就像故障转移测试，因为退回技术取代了旧式的撤销计划。
An opinion poll by the German Marshall Fund, in November, suggested that a majority of Americans and Europeans regard migration as a problem, not as an opportunity.
十一月，由德国马歇尔基金进行的民意测验显示，大多数美国人和欧洲人将移民视为麻烦，而不是机会。
However, implementing MVP will not benefit directly if the only goal is migration to MVC.
但是，如果你唯一的目的就是迁移到MVC的话，MVP并不会带来直接的好处。
The data conversion and migration issue is currently not well documented and probably deserves further investigation.
数据转换和迁移问题现在并没有很好地反映到文档中，可能还需要进一步调查。
Large applications may not migrate properly due to a migration limit of 300 files for each document root.
大型的应用程序也许会因为每个文档根的300个文件的迁移限制而无法正确地迁移。
In the absence of this attribute in the configuration, the default behavior is to not perform credential migration.
如果配置中缺少此属性，默认行为将是不执行凭据迁移。
"Industrialised countries have a duty to provide adaptation funding to make sure the costs of migration do not have to be met by the countries where the migration will happen," Gemmene said.
“工业化国家有责任提供相应资金以确保移民的代价不须由迁移国家独自承担，”弗朗索瓦说。
While Sun may have a similar concept with its zone-based strategy, it does not provide for a hot migration of running applications.
虽然Sun通过其基于zone的策略可以提供类似的概念，但对于正在运行的应用程序来说，它并没有提供热迁移的功能。
This migration path is not available in WebSphere Process Server v6.0.0, but it is being considered for a future version of the product.
WebSphereProcessServerv6.0.0并没有提供这种迁移方法，但是正在考虑将其用于该产品的未来版本。
They do not have a set migration pattern, unlike some other whale species - which raises questions about how they may adapt in future, if the projected declines in summer Arctic sea ice materialise.
它们没有一套迁徙的模式，不像其他的鲸类——假如夏季北极海冰像预计那样减少而成为现实的话，这就引起了关于它们如何适应未来的问题。
In general, code quality does not have a direct impact on migration complexity.
一般情况下，代码质量对迁移的复杂性不会有直接的影响。
Very often, migration is not particularly difficult, but it can be a lengthy process.
通常，迁移不是特别困难，但是它可能是一个繁琐的流程。
It is also important to remember that this really is a migration; it is not very useful as part of a processing pipeline.
同样重要的是要记住，这实际上是一种迁移；作为处理管道的一部分并不是很有用。
Income is an important motivation for migration, but not the only one.
收入是流动的重要原因，但不是唯一的原因。
Migration is not a process that is repeated often.
移植并不是一个经常重复的过程。
The migration wizard only updates your deployment descriptors, not the code in your EJB implementations.
移植向导仅更新了您的部署描述符，而没有更新ejb实现中的代码。
Migration projects are not performed every day and documenting all details may come in handy next time a similar migration needs to be conducted.
移植项目并不是每天都会执行，所以详细的记录下文档对于下次处理类似的移植工作很有帮助。
Unlike the deployment manager migration, the federated node migration does not provide an option to skip the disablement of the nodeagent.
与部署管理器迁移不同，联合节点迁移不提供跳过禁用节点代理的选项。
This is not a requirement unique to migration projects, since all projects that introduce new development tools require time for training.
这不仅仅是移植项目特有的需求，而是所有引入新开发工具的项目都要求的。
Not all model migration projects are so large that they require a long time and a large amount of effort (R1).
并不是所有的移植项目的规模都那么大，需要花费大量的时间和精力(R 1)。
It could have been even more difficult had there not been a migration path.
如果不采取迁移路线，存在的困难可能还会大得多。
Threshold migration does not base on time.
阈值移植不以时间为基础。
DITA tasks also allow for unordered steps; this support does not yet exist in the migration utility.
DITA任务也允许使用无序步骤，但这在迁移工具中不受支持。
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