I really regret it
后悔───regret;真的───Really?
She felt sudden pangs of regret.───她突然感到痛悔不已.
One single slip brings eternal regret , and looking back, your whole life has passed away.───一失足成千古恨, 再回头已过百年身.
I regret selling the house.───我后悔卖了房子.
He did not regret saying what he did but felt that he could have expressed it differently.───他并不后悔说了自己所做的事，但觉得本可以换一种方式表达。
I regret to say that he is badly ill.───很遗憾他病得很重.
To his regret, he couldn't catch the train.───他没能赶上火车,很后悔.
She looked back on the past without regret.───她回首往事毫无遗憾。
I regret to tell you that my friend is ill.───遗憾地告诉你,我的朋友病了.
Failure is never quite so frightening as regret.
One wrong thought may cause a lifelong regret.
I didn't regret the choice I had made.
We regret to inform you that...
I regret not studying harder.