apostate

The apostate member was expelled from the political party for supporting the opposition.

这名背弃的党员因支持反对派而被开除出党。

用法提示：形容词 apostate 修饰 member，表示该成员背弃了原有政党。

The apostate priest publicly renounced his faith and left the church.

这位背弃的牧师公开否认了自己的信仰并离开了教会。

用法提示：形容词 apostate 修饰 priest，说明该牧师背弃了宗教信仰。

Once a passionate environmentalist, she became an apostate activist after accepting funding from a polluting corporation.

曾经是一位热切的环保主义者，在接受污染企业的资助后，她成了一位背弃的 activists。

用法提示：形容词 apostate 修饰 activists，表示该 activista 背弃了环保事业。