可替代燃料如乙醇的使用增多。

Use of alternative fuels like ethanol has also grown.

youdao

供不应求的根本原因是谷物在生物燃料如乙醇制造方面的应用不断增多。

The culprit is the growing use of grains to make biofuels, such as ethanol.

youdao

生物燃料，如乙醇和生物柴油，已经引起了广泛关注，研究员也在研究将植物和农业废物变成塑料。

Biofuels, such as ethanol and biodiesel, have been attracting a lot of attention, and researchers are working on making plastics from plants and agricultural wastes.

youdao