Düzgün bir Türkçenin yerli yerinde vurgularla iniş çikışı söylenenlerin anlaşılacağı sanısını veriyordu.
The radio is put on and they fall in the middle of an conversation,that they do not understand. Then this sentence is said! What does it mean?
(I asked same question two days before, but didn.t receive answer, so thats why I am double posting!)

The proper stresses and the intonation of the corect Turkish provides the things that are said to be understood.