black mark
noun /ˌblæk ˈmɑːk/
/ˌblæk ˈmɑːrk/
(British English)- a note, either in writing on an official record, or in somebody’s mind, of something you have done or said that makes people think badly of you
（记录在案的或留在别人印象中的）污点 - She earned a black mark for opposing company policy.
她因反对公司政策而得到考绩不良的评语。 - The public scandal was a black mark against him.
那条尽人皆知的丑闻成了他的一个污点。
- She earned a black mark for opposing company policy.