| 单词 | citric acid |
| 释义 | Word Frequency citric acidnoun a water-soluble weak tribasic acid found in many fruits, esp citrus fruits, and used in pharmaceuticals and as a flavouring (E330). It is extracted from citrus fruits or made by fermenting molasses and is an intermediate in carbohydrate metabolism. Formula: CH2(COOH)C(OH)(COOH)CH2COOH |
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