1. It has migrated from Detroit to Silicon Valley, where self-driving vehicles are coming into life. 它已经从底特律迁移到了硅谷，在那里，自动驾驶汽车正在焕发生机。
2. The theory that has been suggested is that they migrated in from nearby habitats where they were already living. 人们提出的理论是，它们是从附近已经生活过的栖息地迁移过来的。
3. In addition, there were other immigrants who migrated west in search of new homes, material success, and better lives. 此外，还有其他移民为了寻找新的家园、物质上的成功和更好的生活而移居西部。
4. Since the Ice Age ended ten thousand years ago and warmer temperatures returned to the northern latitudes, many species have migrated north. 自从一万年前冰河时代结束，气温回升到北纬地区，许多物种都向北迁移。
5. Heil mentioned that great white sharks migrated to the east coast of the United States in summer, and this coast is where people gather at sea. 海尔提到夏季大白鲨沿着美国东岸迁移，而这海岸正是人们海上活动聚集的地方。
