https://blog.wongcw.com/2020/11/18/%e9%a6%ac%e6%96%af%e5%85%8b%e9%87%8d%e7%94%b3%e4%bd%8e%e8%bb%8c%e9%81%93%e6%98%9f%e9%9a%9b%e9%a3%9b%e8%88%b9%e7%99%bc%e5%b0%84%e6%88%90%e6%9c%ac%e7%9b%ae%e6%a8%99%ef%bc%9a10%e7%be%8e%e5%85%83/
馬斯克重申低軌道星際飛船發射成本目標:10美元/公斤