우리는- 많이 날고 많은 실험을 하여, 많은 것들이 잘 되지는 않았지만 잘 되는 것들을 이용해, 비행기는 조금씩 나아지기 시작했습니다.
We didn't -- a lot of flying, a lot of experiments, a lot of things that didn't work, and ones that did work, and the plane kept getting a little better, a little better.