| 单词 | diacid | 
| 释义 | Word Frequency diacid(daɪˈæsɪd) adjective 1.   another word for diacidic  2.  (of a salt or acid) containing two acidic hydrogen atoms   NaH2PO4is a diacid salt of phosphoric acid noun 3.  an acid or salt that contains two acidic hydrogen atoms | 
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