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1. | "Chitin: White, horny substance found in the external skeleton of crabs, lobsters, and many insects; |
| 几丁质:白色角质物质,存在于昆虫、蟹、螯虾的外骨骼以及其它无脊椎动物的内部结构和一些菌类、海藻、酵母菌中。 |
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2. | " Chitin: White, horny substance found in the external skeleton of crabs, lobsters, and many insects; |
| 几丁质:白色角质物质,存在于昆虫、蟹、螯虾的外骨骼以及其它无脊椎动物的内部结构和一些菌类、海藻、酵母菌中。 |
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