马斯克想在火星上建一座能自给自足的城市。可到了火星,你喝的每一口水、吸的每一口气,都得自己造出来。人在那儿到底怎么过日子?
Elon wants a self-sustaining city on Mars. But out there, every sip of water and every breath of air is something you have to make yourself. So what's daily life actually like?
@elonmusk @SpaceX