警方逮捕了一名在社交媒体上传播仇恨言论的白人至上主义者。

The police arrested a ___white-supremacist who was spreading hate speech on social media.

他因发表白人至上主义言论而被社交媒体平台封禁。

He was banned from the social media platform for posting ___white-supremacist comments.