对于石油的替代品来说，价格突然不是什么问题了。

For oil replacements, cheap suddenly looks less of a problem.

youdao

事实上，相对于石油，很多塑料是从天然气中制取的。

In fact, many plastics are made from natural gas as opposed to oil.

youdao

如果国家对于石油供应都这么担忧的话，那么面临食物或水源短缺威胁的时候，他们要如何应对呢？

If nations get twitchy about their oil supplies, how might they react if food, or water, are threatened?

youdao

Middle east oil is critical to the rise of India and China, and in that sense it's very much part of the economic process.

中东石油,对于中印的崛起非常关键，因此它是东南亚经济发展的,重大保障。

普林斯顿公开课 - 国际座谈会课程节选