expatriation
n. 放逐国外,放弃国籍; 出籍
1. the act of expelling a person from their native land;
2. migration from a place (especially migration from your native country in order to settle in another)
This dual tug is apparent in the whole movement of expatriation.
这种两面周旋的态度在整个寄居海外运动中极为明显.