offer an explanation=to explain why something was done

توضیح یا توجیه درباره کاری که انجام داده ایم/ذکر ادله برای انجام کاری

The company hasn’t offered any explanation for its decision to close the factory

این شرکت هیچ توضیحی برای تصمیم خود برای تعطیلی کارخانه ارائه نکرده است

They refused to offer a proper explanation

آنها از ارائه توضیح مناسب خودداری کردند

He could offer no real explanation for his childlike behavior

Police offered no explanation for the delay in announcing their success