I must regretfully decline your kind invitation.

Regretfully, mounting costs have forced the museum to close.

遗憾的是，费用不断增加，博物馆不得不关门。

Crossed a paragraph again, I tell her tropical fish also died regretfully again.

又过了一段, 我又遗憾地告诉她热带鱼也死了.

‘I'm afraid not, ’ he said regretfully.

他遗憾地说：“恐怕不行。”

Due to the complexity of the process, regretfully, we cannot provide technical support for such attempts.

由于该进程的复杂性, 令人遗憾的是, 我们不能提供技术支持,这种企图.

Regretfully, we can't regulate the irregular liner on the gulf.

遗憾的是我们不能调整海湾上不定期的班船.

Regretfully , no , madam. It's our policy.

很遗憾, 夫人,这是我们的纪律.

He shook his head regretfully.

他遗憾地摇了摇头。

Emma shook her head regretfully.

埃玛遗憾地摇了摇头。

'I must go,' he said regretfully.

“我必须走了。”他遗憾地说。

Your choice of friends is regrettable.

你对朋友的选择实在不怎么样.

Many people, particularly women, make the often regrettable mistake of getting involved with married person.

很多人, 特别是女人, 因为和已婚的人相爱常常会作出令人后悔的错误.

...an investigation into what the army described as a regrettable incident...

对军方称之为令人遗憾的事件的调查

There is no sense pulling your hair out over that regrettable incident. What's done is done.

你现在还沉浸在那件让人悔恨的事情里就没道理了, 覆水难收啊.

It's a tragedy ( ie extremely regrettable ) for this country that he never became prime minister.

他从未当上首相,这是国家的极大不幸.

He looked back, as Mr Carter did, to regrettable period of indulgence and greed.

他回顾卡特总统时期那段纵容和贪婪的岁月, 着实令人遗憾.

The prejudice I have mentioned stems, regrettable though from ignorance.

我提起的偏见源自于可叹的无知.

But there were regrettable incidents as well.

但也发生过令人遗感的事件.

It is regrettable that few people shall walk today because of the development of traffic facilities.

由于交通设施的发展,现在很少人愿意步行,这是很可惜的.

This designers and enterprises to be described as a regrettable thing.

这对于设计师和企业而言,不能不说是一件令人惋惜的事情.

John is in a bad temper and in no way regretful for his regrettable conduct.

约翰脾气不好,从来不对自己令人遗憾的行为感到后悔.