凝乳酵素的来源是什么？
凝乳酵素是粗品，含有干燥表面的小牛胃壁。
Rennet is a crude preparation containing dried, ground linigs of the calf stomach.
如果一个原料标签上注明有疑问的产品中含有凝乳酵素，则凝乳酵素来源于动物。
If an ingredient label states the product in question contains rennet, then the rennet came from an animal source.
如果一个原料标签上注明有疑问的产品中含有凝乳酵素，则凝乳酵素来源于动物。
If an ingredient label states the product in question contains rennet, then the rennet came from an animal source.
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