柯林斯詞典impugn /?m?pju?n/ (impugning,impugned,impugns) 1. V-T If you impugn something such as someone's motives or integrity, you imply that they are not entirely honest or honourable. 指責; 質疑[正式] The Secretary's letter impugns my motives. 該部長的來函質疑我的動機。 返回 impugn劍橋詞典to cause people to doubt someone's character , qualities , or reputation by criticizing them 抨擊；質疑 Are you impugning my competence as a professional designer ? 你是在質疑我作為專業(yè)設計師的能力嗎？ 返回 impugn