Immigration,Migrate,Emigrate 的分别在那里？英语回答也可以

immigrate 和 emigrate 都是移民。
immigrate 是指移民入境
emigrate 是指移民出境
migrate是指迁徙，计算机上指迁移。
migrate可以指候鸟的迁徙，有时也可以指移民（emigrate）。
以下是www.dict.cn的解释：

immigrate: [ 'imigreit ]

v. 移居入境

例句与用法:
1. People from many countries immigrated to the United States and Canada.
许多国家的人移居到美国和加拿大。

2. My family and I are planning to immigrate to America next year. I have so many questions. Can you help me?
我的家人和我打算明年移民到美国，我有很多问题，你能帮我忙吗？

英英解释:
动词immigrate:

1. migrate to a new environment

2. introduce or send as immigrants

3. come into a new country and change residency

emigrate: [ 'emigreit ]

v. 移居,移民

例句与用法:
1. He emigrated from Britain to Australia in order to find a better job.
他从英国移居到澳大利亚，想找一份更好的工作。

2. His family emigrated from Ita