李子轩说，他小时候就听说过火箭和宇宙飞船。
Li Zixuan says that when he was a child, he heard about rockets and spaceships.
李子轩知道实现自己的梦想并不容易，但他决定尽自己最大的努力。
Li Zixuan knows it's not easy to achieve his dream, but he decided to try his best.
在学校里，李子轩得知首位宇航员在1961年飞入太空，后来，更多的宇航员成功地进入了太空。
In school, Li Zixuan learned that the first man flew into space in 1961 and later, more astronauts succeeded in traveling into space.
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