translation.en: The goal of SpaceX is to try to advance rocket technology, and in particular to try to crack a problem that I think is vital for humanity to become a space-faring civilization, which is to have a rapidly and fully reusable rocket.
translation.zh: 我们SpaceX的目标是推进火箭技术， 特别是要解决一个问题， 我认为这个问题 对于人类进入太空文明来说是至关重要的， 也就是要拥有一个能够迅速且完全可重复使用的火箭。