v.感到遗憾; 惋惜; 懊悔; 有礼貌地携搜判或正式地表示抱歉、痛惜或悲伤; n.痛惜; 懊悔; 遗憾; 失望; 用法是 1.作为动词① regret+ 名词或代词If you don’t do it now, you’ll only regret it.如果现在不做,以后一定会后悔的。The airline regrets any inconvenience.航空公司漏拿对所造成的任何不便表示歉意。② regret + that/wh- 从句I deeply regret what I said.我非常后悔说了那些话。I regret that I am unable to accept your kind invitation.很遗憾,我不能接受你的友好邀请。③ regret + to doWe regret to inform you that your application has not been successful.我们很遗憾的通知你,你的申请未通过。④ regret + v-ingHe bitterly regretted ever having mentioned it.他非常懊悔提起那件事。2.n. 痛惜,懊悔,遗憾,失望It is with great regret that I accept your resignation.接受你的辞呈我感到非常遗憾。She expressed her regret at /辩改 over the decision.她对这个决定表示失望。I have no regrets about leaving Newcastle.我一点也不后悔离开纽卡斯尔。