a matter of regret

As a matter of fact can not regret saying this drug is the truth, eternal truth.

可事实上没有悔怨药这一句才是真话，永恒的真理。

i went to was felt, this is not a matter of regret, perhaps, such a pure, more showing suigetsu hole charm.

我到是觉着，这并不是一件憾事，也许，这样的清纯，更能显出水月洞的神韵。

second, it is an integral that is the antithesis of subjectivity has become a matter of regret or reproach.

第二，它的不可分割的对立面即主观性变成了懊悔或非难的事情。

We are always pleased to hear from a valued customer. I regret to say that we cannot agree to your request for technical information. As a matter of fact, our competitors also keep such information private and confidential.

我们总是很高兴收到重要客户的来信，贵方要求本公司提供技术援助，但鉴于同行向来视该资料为机密文件，本公司亦不便透露，请见谅。