in AM, use 美国英语用 dishonorable
- ADJ-GRADED 不名誉的;可耻的;不光彩的
Someone who is dishonourable is not honest and does things which you consider to be morally unacceptable.
- Mark had done nothing dishonourable...
马克没有做任何不光彩的事。 - He was not a dishonourable man, he was merely a professional.
他不是个不知羞耻的人,他只是个专业人士。