emigrate和immigrate有没有区别？

emigrate和immigrate虽然都作“移居”，但它们的英文原义却是不同的。emigrate是指“由本国移居到国外去”，而immigrate指“由其它国家移居来本国”。
An Englishman emigrated to Sweden.这句话是站在英国的立场上说：“一个英国人（离开英国）到瑞典定居”。而An Englishman immigrated to Sweden.这句话则是站在瑞典的立场上说：“一个英国人来瑞典定居”。
1) Albert Einstein emigrated from Germany to the United States.
阿尔伯特。爱因斯坦从德国移居去了美国。
2) Many businessmen have emigrated from southeast Asia to Australia.
许多商人从东南亚移居去了澳大利亚。
3) European families emigrating from their homelands in the aftermath of World War II were encouraged to immigrate to Australia.
由于第二次世界大战的余殃而离开自己家园的欧洲家庭被鼓励来澳大利亚定居。
4) Many Italians immigrated to the United States and Canada.
许多意大利人移民到美国和加拿大。
同样，emigration与immigration, emigrant与immigrant也具有上述区别。