"Sorry for making you wait a long time!" would be the most literally translation I think, but it's not very natural. "Sorry for making you wait so long!" sounds a lot better.
July 23, 2015
4
4
2
I think the closest in English is "I'm so sorry you had to wait so long!"
July 23, 2015
2
2
Still haven’t found your answers?
Write down your questions and let the native speakers help you!