protein feedstuff的用法和樣例：
例句
- Recently protein feeds for animals have been developed by growing yeast in a petroleum based stock.
最近已經研製出一種動物食用的蛋白質飼料，它是用石油作為基本原料加上酵母而製成的。 - A technology for production of vinegar residue protein feeds by the solid-state fermentation in a bioreactor was studied.
對利用自行研製的反應器進行固態發酵醋糟生產蛋白質飼料的工藝進行了研究。
