defection
n. 脱离，退出，叛逃
复数 defections
例句
The risks of defection are enormous.
叛逃的风险非常巨大。
The Senate's Rogers called Moussa's defection "huge news."
罗格把穆萨的反水称作“天大的新闻”
His defection from the church also decreased his popularity.
他脱离教会更使他声誉下降。
