If you don't do it now, you'll only regret it .
你如果现在不做，以后一定会后悔的。
牛津词典
The decision could be one he lives to regret .
这一决定也许会有让他后悔的一日。
牛津词典
‘I've had a wonderful life, ’ she said, ‘I don't regret a thing. ’
“我一辈子生活得很好，”她说，“我没什么可遗憾的。”
牛津词典
He bitterly regretted ever having mentioned it.
他非常懊悔提起那件事。
牛津词典
I deeply regret what I said.
我非常后悔说了那些话。
牛津词典
The airline regrets any inconvenience.
航空公司对所造成的任何不便表示歉意。
牛津词典
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。
牛津词典
We regret to inform you that your application has not been successful.
我们很遗憾地通知您，您的申请未通过。
牛津词典
It is to be regretted that so many young people leave school without qualifications.
遗憾的是那么多年轻人不能毕业。
牛津词典
It is with great regret that I accept your resignation.
接受你的辞呈，我感到非常遗憾。
牛津词典
She expressed her regret at the decision.
她对这个决定表示失望。
牛津词典
a pang/twinge of regret
一阵痛悔之情
牛津词典
I have no regrets about leaving Newcastle (= I do not feel sorry about it) .
我一点也不后悔离开纽卡斯尔。
牛津词典
What is your greatest regret (= the thing that you are most sorry about doing or not doing) ?
你最大的遗憾是什么？
牛津词典
He gave up teaching in 2001, much to the regret of his students.
他于2001年放弃了教学，这使他的学生深感遗憾。
牛津词典
I simply gave in to him, and I've regretted it ever since...
我就向他屈服了，从那以后我一直后悔。
Ellis seemed to be regretting that he had asked the question...
埃利斯好像后悔问了这个问题。
My great regret in life is that I didn't bring home the America's Cup...
我这辈子最大的遗憾就是没有把美洲杯捧回家。
Lillee said he had no regrets about retiring.
利里说他没后悔退休。
'I very much regret the injuries he sustained,' he said...
“我对他的受伤感到很遗憾，”他说。
I regret that the United States has added its voice to such protests...
我很遗憾美国也加入了这一抗议的行列。
He expressed great regret and said that surgeons would attempt to reverse the operation...
他深表歉意，说外科医生会努力消除手术造成的损伤。
She has accepted his resignation with regret.
她遗憾地接受了他的辞职。
The dispatcher checks to see whether the next process in the queue is in memory.
调度器检查队列中的下一个过程是否在内存中.
期刊摘选
Much to my regret you weren't at home when I called.
奉访未晤,甚怅.
《现代汉英综合大词典》
Don't rush into marriage; you might regret it later.
不要匆匆忙忙结婚, 不然 你以后也许要后悔的.
《简明英汉词典》
The Prime Minister expressed her regret at the failure of the talks.
首相对谈判失败表示遗憾.
《简明英汉词典》
Viewing the past in high definition can make it very difficult to get over pain and regret.
出自-2017年6月阅读原文Those who take risks they later regret usually focus on immolate benefits and simply haven't considered what might go wrong.
出自-2011年12月阅读原文Those who take risks they regret later on are usually very aggressive
出自-2011年12月阅读原文They fear they will regret it afterwards.
出自-2011年6月听力原文They may regret the time they wasted.
出自-2010年12月听力原文viewing the past in high definition can make it very difficult to get over pain and regret.
2017年6月四级真题（第一套）阅读 Section BWhat is the author's regret about many American universities?
出自-2014年6月阅读原文She regrets asking the man for help.
出自-2012年12月听力原文She never regrets any decisions she makes.
出自-2010年12月听力原文She regrets having bought one of the T-shirts.
出自-2010年6月听力原文He regrets having published the article
出自-2010年6月听力原文In a society that so persistently celebrates procreation, is it any wonder that admitting you regret having children is equivalent to admitting you support kitten-killing ? It doesn’t seem quite fair,then, to compare the regrets of parents to the regrets of the children.
出自-2011年考研阅读原文However, even though it's common, it's important to keep in mind that in a single moment of fatigue, you can say something to your child that you may regret for a long time.
2020年考研真题（英语二）完形填空 Section ⅠIn a society that so persistently celebrates procreation, is it any wonder that admitting you regret having children is equivalent to admitting you support kitten-killing?
2011年考研真题（英语一）阅读理解 Section Ⅱ"he drank to drown his sorrows"
"he wrote a note expressing his regret"
"to his rue, the error cost him the game"
"I regret I can't come to the party"
"I regret to say that you did not gain admission to Harvard"
