The natural haematochrome extracted from plum skin is a kind of safe and non - poisonous colorant.
从李子皮中提取天然红色素是一种安全无毒色素。
The natural haematochrome extracted from plum skin is a kind of safe and non - poisonous colorant.
从李子皮中提取天然红色素是一种安全无毒色素。
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