material that is used to produce something in an industrial process

The plants may need massive amounts of feedstock to make relatively small amounts of fuel. 这些工厂可能需要大量的原料来制造相对少量的燃料。

Coal tar was the feedstock for all kinds of chemicals until it was replaced by oil in the 1940s. 煤焦油曾是各种化学品的原料，直到1940年代才被石油取代。

material that is used as a food for animals

Corn is used in most food - from high fructose corn syrup to feedstock for beef and other animals. 玉米用于大多数食品中——从高果糖浆到牛和其他动物的饲料等都用得到。