im.pugn
v.tr.(及物动词)im.pugned,im.pugn.ing,im.pugns To attack as false or questionable; challenge in argument:提出异议, 驳斥:因为虚假或有疑问而发难;辩驳:例句:impugn a political opponent`s record.责难一个政治对手的历史
来源:Middle English impugnen 中古英语 impugnen from Old French impugner 源自 古法语 impugner from Latin impugn3re 源自 拉丁语 impugn3re in- [against] * see in- 2in- [反对] *参见 in-2pugn3re [to fight] * see peuk- pugn3re [斗争] *参见 peuk-
【引伸】
impugn.able
adj.(形容词)impugn.er
n.(名词)