If you brainwash someone, you force them to believe something by continually telling them that it is true, and preventing them from thinking about it properly.
例句
They brainwash people into giving up all their money...他們向人們強行灌輸放棄所有錢財的思想。I'd been brainwashed into believing I was worthless...我被洗了腦，認為自己一文不值。
英英詞典釋義
Noun
1. forcible indoctrination into a new set of attitudes and beliefs