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and gave us great technical supports. Kazumasa Utashiro worked mainly
，这一点在体育直播中也有详细论述
For example, when the Wright brothers first flew in 1903, all the mechanics and theories necessary — from the piston engine to wing aerodynamics — already existed. The Wrights just had to push the technology a bit further by putting the right parts together and adding some key insights of their own.
Author, 傑里米·鮑文（Jeremy Bowen）