dishonorable
adj. 不名誉的;无耻的
例句
He is ashamed for his former dishonorable action.
他对他以前不光彩的行为感到羞愧。
For example, it is not considered dishonorable to quit a job, even if you have had it for only a short time.
比如说,一般认为辞职是一件不光彩的事情,即使这个工作你才做了很短的时间。