But it’s harder to make a liquid fuel like ethanol, without getting a bunch of other byproducts.

但是，如果不得到一堆其他副产品，就很难制造像乙醇这样的液体燃料。

Best of all, it can be fired with just about any liquid fuel, or you can even fire it using napalm!

最重要的是， 它几乎可以用任何液体燃料燃烧，或者你甚至可以用凝固汽油弹点燃它！

Farmers in the United States are concerned about a possible decrease in the use of ethanol. Ethanol is a liquid fuel made from plants, such as corn.

美国农民们担心乙醇使用可能会减少，乙醇是一种用玉米等作物制造的液体燃料。

11.An 'artificial leaf' powered by sunlight has been developed by the University of Cambridge scientists, converting CO2 and water into ethanol and propanol, providing clean, car-ready liquid fuels.

11. 剑桥大学的科学家开发出一种由阳光驱动的“人造树叶”，可将二氧化碳和水转化为乙醇和丙醇，从而提供清洁、可用于汽车的液体燃料。