refusal/refuse

refusal /riˈfju:zl/ n. ［c］ & ［u］拒绝：He persisted in his refusal to do what I asked. 他固执地拒绝去做我请他干的事。My offer met with a cold refusal. 我的建议碰了钉子。［考句］ Failure in a required subject may result in the refusal of a diploma.一门必修课不及格会导致拒发文凭。

 refuse /riˈfju:z/ vt. & vi. 拒绝 （作 vt.时跟名词/代词或不定式）：refuse an invitation (one’s help, an offer) 拒绝邀请(某人的帮助，建议)We refused to discuss the matter. 我们拒绝讨论这件事。He can’t refuse if you ask politely. 如果你有礼地请求，他不会拒绝的。