self-appointed造句

1、Some critics deride the group as self-appointed food police.
一些批评人士嘲讽这个组织为“自封的食品警察”。

2、She has become the self-appointed guardian of the nation’s conscience.
她成了自封的国家良知守卫。

3、a self-appointed guardian of public morals.
自我标榜的公共道德守护者。