1.infrastructure 基础设施
Simple improvements to infrastructure can reduce the spread of disease.
对基础设施的简单改进可以减少疾病的传播
2.in any case 无论如何
In any case, this is not the most likely scenario.
无论如何,这都不是最有可能出现的情景
3.fossil fuel 化石燃料
Progress in the development of renewables could be fragile, however, if fossil fuel prices remain low for long.
然而,如果化石燃料价格长期保持低位,可再生能源的发展进程可能会非常脆弱
4.grind up 磨碎
We grind up the wheat to make flour.
我们把小麦磨成面粉