True, as considered in the opening part of this article, it may happen that you have to cancel an appointment, not because of fickleness on your part, but because of circumstances beyond your control.
مطابق با مقدّمهٔ مقاله گاهی ممکن است وضعیتی اضطراری پیش آید که مجبور به لغو قرار ملاقاتی شوید .‏