What they would do is they would explain what was going on and then dictate information that the professor would transcribe onto the many motorized blackboards in the front of the class, and then we'd have a discussion.
ما يفعلونه هو أنهم يشرحون ما كان يحدث من ثمّ يُمْلون المعلومات  التي ينسخها الأستاذ على العديد من السبّورات الآلية  في مقدمة الصفّ، نخوض بعدها نقاشاً.