defection

• 名词，指背离自己的国家、政党、事业或效忠对象，转而投向对立一方的行为。

A noun referring to the act of abandoning one's country, political party, cause, or allegiance to join an opposing side.

1. Abandonment of allegianceC1formal

   The act of leaving a country, political party, or group to join an opposing one.

   叛逃

   • The spy's defection to the enemy nation was a major blow to intelligence.
   • Several high-ranking officials have been accused of defection.
   • His defection from the party shocked his colleagues.

   同义词apostasybetrayaldesertiondisloyaltyrebellionrenegadesecessiontreason

   反义词allegiancedevotionfidelityloyalty

2. Abandonment of a causeC1formal

   The act of abandoning a principle, duty, or cause.

   背弃事业

   • The defection of key supporters weakened the movement.
   • Her defection from the project was unexpected.
   • The defection of the team's star player led to their defeat.

   同义词abandonmentapostasybetrayaldesertionrenunciationrevolt

   反义词allegianceconstancydevotionfaithfulnessloyalty