● 移民英文 immigration vs migration?

- immigrate/immigration - moving to another country

E.g. I immigrated to the UK in 2020.

- migration（電腦系統的）/ (信息的）遷移

E.g. Thanks for your patience during the migration to the new system.

感謝您在變更到新系統期間的耐心等待。

- emi...