I regret having to tell you to leave [ I regret to have to tell you to leave ] .

I regret what I've done to her.

我后悔不该那么对她.

To his regret, he couldn't catch the train.

他没能赶上火车,很后悔.

I regret being unable to say that I cannot come.

我不能来,甚为抱歉.

I regret to have told him the thing.

我后悔告诉了他这件事.

Cross me and you'll regret it.

和我作对,你会后悔的.

I can play the piano by ear, but I regret now that I never learned to read music properly.

我能不看乐谱弹奏钢琴, 不过现在我后悔没有真正学会识乐谱.

Don't go off at half cock and accept any offer you'll regret later.

不要急于接受你以后会为之懊悔的提议.

I deeply regret the death of your friend.

你的朋友去世了,我感到万分悲痛.

I regret to say that he is badly ill.

很遗憾他病得很重.

I regret my bad action.

我悔恨自己的不良行为.

Much to my regret, I am unable to accept your kind invitation.

不能接受您的盛情邀请,深为抱歉.

To this day I do not regret having made that remark.

说了这话,我至今不后悔.

I regret selling the house.

我后悔卖了房子.

I regret to tell you that my friend is ill.

遗憾地告诉你,我的朋友病了.

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.

The Prime Minister expressed her regret at the failure of the talks.

首相对谈判失败表示遗憾.

Much to my regret you weren't at home when I called.

奉访未晤,甚怅.

The road was in bad repair in parts.

公路的部分路段路况很差。

Not one single bit of work has been started towards the repair of this road.

这条路的修缮工作一丁点儿都还没开始。

I had to dismantle the engine in order to repair it.

我得把发动机拆开来修理。