Vocabulary

残念ながら

unfortunately; regrettably

expression adverb

Example sentences

I regret that a previous engagement prevents me from accepting your kind invitation.

I went to the library, but I'm afraid it was closed.

I regret to tell you the truth.

Unfortunately, you cannot bring him along.

I'm sorry I can't swear by him.

I regret to say that he is ill in bed.

No, I'm afraid not.

There is not much I can do to help, I am afraid.