الواصلة
 ın se·cretالتركية النطق
 în sikrıtالنطق
 /ən ˈsēkrət/ /ɪn ˈsiːkrət/
علم أصول الكلمات
 [ 'in, &n, &n ] (preposition.) before 12th century. Middle English, from Old English; akin to Old High German in in, Latin in, Greek en.فيديوهات
... So the nuclear force helped to explain the secret of the sun.  But it also created a ...
... secret of dark matter and dark energy.   ...