translation.en: We've been spending the last few decades accumulating a very powerful backlog of technologies for saving and substituting for oil, and no one had bothered to add them up before.
translation.zh: 我们过去已经花了几十年的时间 积累了非常强大的技术力量 用于节约石油和探索替代燃料 在以前没人费心去探讨这些问题