To discredit someone or something means to cause them to lose people's respect or trust.
例句
...a secret unit within the company that had been set up to discredit its major rival...公司里设立的败坏其主要竞争对手名声的秘密部门He says his accusers are trying to discredit government foreign-aid policies...他说他的责难者试图使政府的对外援助政策名声扫地。
VERB
使不可信;证实…是假的
To discredit an idea or evidence means to make it appear false or not certain.
例句
They realized there would be difficulties in discrediting the evidence.他们意识到要揭穿这个证据困难重重。
英汉词典释义
vt.
使不相信, 使怀疑;败坏…的名声
The idea that the sun goes round the earth has long been discredited.太阳绕着地球转的观念早已不为人们所信了。
拒绝相信, 不相信, 怀疑
One should discredit a good deal of what is printed in newspapers.对报纸上登的不少东西都不应相信。
n.
丧失信誉, 丧失名誉
Their behaviour has bought discredit on English football.他们的行为败坏了英国足球运动的声誉。
败坏名声的人或事, 耻辱
That boy is a discredit to his family.那个男孩是家门的耻辱。
英英词典释义
Noun
1. the state of being held in low esteem;
"your actions will bring discredit to your name""because of the scandal the school has fallen into disrepute"
Verb
1. cause to be distrusted or disbelieved;
"The paper discredited the politician with its nasty commentary"