الواصلة
ın the·o·ryالتركية النطق
în thiıriالنطق
/ən ˈᴛʜēərē/ /ɪn ˈθiːɜriː/
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
... Well, so far, we can reproduce these four physical theories, but a fifth theory cannot ...
... So string theory says that all subatomic particles of the universe are nothing but musical notes. ...