adj.不光彩的，有损尊严的，丢脸的

His discreditable behavior caused him to lose his job.
他的可耻行为导致他失去了工作。
The politician was caught in a discreditable scandal involving bribery and corruption.
这位政治家卷入了涉及贿赂和腐败的可耻丑闻，被揭露出来。
The company's reputation was tarnished by the discreditable actions of its CEO.
该公司因首席执行官的可耻行为而声誉受损。
She felt ashamed of her discreditable past and wanted to start anew.
她为自己不可告人的过去感到羞愧，想要重新开始。
The athlete's discreditable conduct during the competition resulted in his disqualification.
运动员在比赛中的不光彩行为导致他被取消资格。
The discreditable secrets of the family were finally exposed after years of being hidden.
这个家族多年的不可告人秘密终于被曝光了。
His discreditable treatment of animals led to legal action against him.
他对动物的不光彩待遇导致对他采取法律行动。
The discreditable tactics used by the company to eliminate their competitors were eventually revealed.
公司用来排挤竞争对手的不光彩手段最终被揭露。
The discreditable rumors about her personal life began to circulate around town.
关于她个人生活的不可告人谣言开始在镇上流传。
His discreditable attitude towards women cost him many potential business opportunities.
他对女性的不光彩态度使他失去了许多潜在的商业机会。