Velikost videa: 1280 X 720853 X 480640 X 360
Zobrazit ovladače přehrávání
Automatické přehrávání
Přehrát
Simple to understand, many thanks
thanks alot! this really helps with keywords and systems.
Hello, I think yor exposition is quite accurate, could you share references regarding the different types of measures? Many thanks!
Very Understandable
Woow this is nice
Simple to understand, many thanks
thanks alot! this really helps with keywords and systems.
Hello, I think yor exposition is quite accurate, could you share references regarding the different types of measures? Many thanks!
Very Understandable
Woow this is nice