de·fec·tor
noun/dɪˈfektə(r)/
/dɪˈfektər/
- defector (from A) (to B) a person who leaves a political party, country, etc. to join another that is considered to be an enemy
背叛；叛变；投敌 - a Soviet defector to Canada in 1946
1946 年，一名苏联叛逃者前往加拿大
- a Soviet defector to Canada in 1946