Wilbur and Orville Wright: The First Airplane
级别 A2 · Lessons of the Day
Wilbur and Orville Wright quietly developed a powered flying machine that proved heavier-than-air flight was possible more than 120 years ago.
级别 A2 · Lessons of the Day
Wilbur and Orville Wright quietly developed a powered flying machine that proved heavier-than-air flight was possible more than 120 years ago.