migration的例句

1. During the last recession, migration to the sunbelt accelerated.: 前一个经济萧条期间，向美国南部阳光地带移民的速度加快了。

2. Now, migration is a natural survival strategy.: 现在，迁徙是一种自然的生存策略。

3. They have led some birds to give up on migration.: 它们导致一些鸟类放弃迁徙。

4. Assisted migration really needs this level of oversight, and soon.: 辅助迁移确实需要这个层次的监督，而且是急需。

5. Considerations of this sort lead to the development of migration flow.: 这类考虑导致了移民流动的发展。

6. The effects of migration are more complex than these theorists presume.: 移民的影响比这些理论家假设的要复杂得多。

7. Human behaviour, however, is having a detrimental impact on animal migration.: 然而，人类行为正在对动物迁徙产生不利的影响。

8. Migration is usually defined as "permanent or semipermanent change of residence".: 移民通常被定义为“永久或半永久的居住变化”。

9. Seasonal migration is another form of escape, especially for large mammals or birds.: 季节性迁徙是另一种逃避方式，特别是对大型哺乳动物或鸟类来说尤为如此。

10. Regardless of why people move, migration of large numbers of people causes conflict.: 不管人们为什么迁移，大量人口的迁移都会引起冲突。

11. "Regions of outward migration allow planets and planetoids to survive, " Mac Low said.: 麦克·劳说：“向外迁移的地区使行星和小行星得以生存。”

12. Certain characteristics of American society help to explain this remarkable migration.: 美国社会的某些特点有助于解释这种显著的移民现象。

13. Animal migration, however it is defined, is far more than just the movement of animals.: 无论如何定义，动物迁徙都远远不止是动物的移动。

14. As recently as five years ago, US migration was twice the rate of European Union states.: 就在5年前，美国的移民率还是欧盟国家的两倍。

15. The most radical strategy being debated among conservation biologists is Assisted Migration.: 保护生物学家们争论的最激进的策略是辅助迁移。

16. Without more research, we can't predict if Assisted Migration will work for any given species.: 没有更多的研究，我们无法预测辅助迁移是否适用于某一特定的物种。

17. Whether to use Assisted Migration, this debate is mostly within the biology community right now.: 是否应该采用辅助迁移目前主要是生物学界争议的话题。

18. But was there one major wave of migration across the Bering Strait into the Americas, or several?: 但是有没有一次或几次大移民浪潮是穿过白令海峡到达美洲的呢？

19. You will hear more and more about migration between countries, and between rural areas and cities.: 你会听到越来越多关于国家之间、农村和城市之间移民的事。

20. Was there only one outward migration from a single point in Asia, or several from different points?: 在亚洲，是否只有一个或多个移民点向外迁移？

21. When the lemmings' food supply becomes too low to support the population, a singular migration commences.: 当旅鼠的食物供应不足以维持种群时，一次特别的迁徙就开始了。

22. The most influential proponent of the coastal migration route has been Canadian archaeologist Knut Fladmark.: 沿海移民路线最具影响力的支持者是加拿大考古学家克努特·弗拉德马克。

23. From this evidence it was deduced that there had been three major waves of migration across the Bering Strait.: 从这个证据可以推断，横跨白令海峡的大型移民潮曾经有过三次。

24. When the planetarium sky matched the sky outside, the birds fluttered in the direction of their normal migration.: 当天文馆的天空与外面的天空相匹配时，鸟儿们就朝着它们正常迁徙的方向飞翔。

25. However, when the lemmings' food supply becomes too low to support the population, a singular migration commences.: 然而，当旅鼠的食物供应变得太少而无法维持种群时，一次特别的迁徙就开始了。

26. Certain shorebirds depend on these eggs for food during their annual spring migration to their northern breeding grounds.: 某些海鸟在每年春季迁徙到北方繁殖地时，以这些鸟蛋为食。

27. Migration helped create humans, drove us to conquer the planet, shaped our societies, and promises to reshape them again.: 移民帮助创造了人类，驱使我们征服了地球，塑造了我们的社会，并承诺再次改变他们的形态。

28. Migration is a complex issue, and biologists define it differently, depending in part on what sorts of animals they study.: 迁徙是一个复杂的问题，生物学家对此有不同的定义，定义的方法部分取决于他们研究的动物种类。

29. Surprisingly, Bailyn suggests that those who recruited indentured servants were the driving forces of transatlantic migration.: 令人惊讶的是，贝林认为那些雇佣契约仆役的人是跨大西洋移民的驱动力。

30. Stop the application services in the cloud environment in preparation for the data migration by killing your mongrel processes.: 通过终止您的mongrel 进程来停止云环境中的应用程序服务，为数据迁移做好准备。

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