再次叛逃;再次叛变to leave a country, political party, etc. for a second, third, etc. time, especially in order to join an opposing one
He re-defected to his homeland in 2019. 他于2019年再次叛逃,回到祖国。
She defected from the party in 2008 to join the Democrats, but is viewed with distrust as someone who could re-defect.