ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
Great presentation, Dr. Wilson! Direct to the point and you hit the most useful points. Thank you
Clear, concise info! Thank you Dr. Wilson. Nicely done.
Great talk!
great!
Great presentation, Dr. Wilson! Direct to the point and you hit the most useful points. Thank you
Clear, concise info! Thank you Dr. Wilson. Nicely done.
Great talk!
great!