They can be used as stock feed.

它们可以用作牲口饲料。

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They can be used as a stock feed.

它们可以作为牲口饲料。

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Lack of chicken feed means that chicken farms are having to slaughter their stock.

饲料不足意味着养鸡场将不得不宰杀鸡。

《柯林斯英汉双解大词典》

But all three groups parts markers, OEMs, and ODMs feed stock into the market.

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You start with a pretty basic feed stock - oil or natural gas - but with a little work you can turn out a whole bunch of flavors.

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At the top, big manufacturers feed stock into the bazaar.

FORBES: Shadow Market Keeps Computer Components Flowing