To sanitize an activity or a situation that is unpleasant or unacceptable means to describe it in a way that makes it seem more pleasant or more acceptable.
例句
...crime writers who sanitise violence and make it respectable...美化暴力使其顯得正當的犯罪小說作家He's worried that he's only going to get a sanitized version of what actually happened.他擔心事情傳到自己耳朵時，已經是凈化過的版本。
英英詞典釋義
Verb
1. make sanitary by cleaning or sterilizing
2. make less offensive or more acceptable by removing objectionable features;
"sanitize a document before releasing it to the press""sanitize history""sanitize the language in a book"