switch grass

1. Corn stalks, wood, leaves, and switch grass are all being studied as sources of non-food biofuel.
   科学家们正在研究将玉米秸秆、木材、树叶以及柳枝稷作为提取非粮生物燃料的来源。
2. Now, how about the Chinese switch their diet to grass in order to avoid violating the human right of citizens of Western countries to eat meat?
   等到草都不长的时候，中国人犯下的罪过，那可就是比吃肉还要深沉不知道多少倍。

noun

1. grass of western America used for hay

   Synonym:    Panicum virgatum