| 例句 |
When did Asians begin to migrate to the United States?亚洲人何时开始向美国移民的？ As parts of the world become uninhabitable, millions of people will try to migrate to more hospitable areas.随着世界上部分地区变得不宜居住，将会有数百万人口试图迁移到环境更宜居的地区。Most birds have to fly long distances to migrate.大多数鸟类为了迁徙都不得不长距离飞行。Farmers have learned that they have to migrate if they want to survive.农民们已经认识到，想要生存就必须外出打工。How do birds know when to migrate, and how do they find their way back home?鸟类是如何知道何时迁徙，它们又是如何找到归家之路的呢？Where there are areas of high unemployment, workers tend to migrate to other, wealthier parts of the country.在失业率高的地方，工人们往往会迁移到国内其他更富裕的地区。 |