宇宙

科幻电影总是深受观众的青睐。每年最热门的电影一定属于探索宇宙的主题。在电影中外星人被描述成邪恶的生物，试图毁灭地球。

Compared to the universe, our lives are really short, just like a meteer.

...5, 4, 3, 2, 1 Ignite! Go! On October 15, 2003, China launched its first manned spacecraft into orbit from the Jiuquan Satellite Launch Centre in Northwest China's Gansu Province. Spraying a mass of