英 [ɪmˈpjuːn] 美 [ɪmˈpjuːn]
vt. 指责，非难；抨击；反驳；对…表示怀疑
第三人称单数impugns
现在分词impugning
过去式impugned
过去分词impugned
impugn /ɪmˈpjuːn/ [ impugning impugned impugns ]
及物动词 If you impugn something such as someone's motives or integrity, you imply that they are not entirely honest or honourable. 指责; 质疑
The Secretary's letter impugns my motives.
该部长的来函质疑我的动机。
attack as false or wrong
... denigrate 诋毁 impugn 责难 berate 〈正式或文〉严厉责备...
... prudent 谨慎的 impugn 打击，职责 repugnance 反感的 ...
... impudent 鲁莽的，无礼的 impugn 指责，对…表示怀疑 impuissance 无力，虚弱 ...
impugnable 可责难的；易遭怀疑的
impugnation 指摘；攻击（等于impugnment）
Nobody can impugn his ability.
没有人对他的能力表示怀疑。
I wish in no way to impugn the potential validity of gradualism.
我想我绝不非难渐进论的潜在有效性。
And of course, they rightly impugn all meat, not just "red" meat.
当然，他们正确地抨击所有肉类，而不仅仅是红肉。
To tolerate Socrates would be to say to him that we care little for our way of life and that we are willing to let you challenge it and impugn it every day.
若是容忍苏格拉底,就像在对他说,我们不是很在意我们的生活方式,我们愿意让你提出挑战并日日进行抨击。
政治哲学导论课程节选 : 耶鲁公开课
No thrice-divorced former Oxycontin addict is in a terrific position to impugn anyone's mental balance.
And no one on this committee at any time should impugn his character or his integrity.
Not to impugn Pimco's integrity (which I consider the highest), but this view is convenient for that firm.