单词 | pectic acid |
释义 | pec·tic acid ![]() n. Any of several transparent gelatinous acids that are insoluble in water and are formed by partial or complete hydrolysis of certain esters of pectin. [French pectique, related to pectin, from Greek pēktikos, coagulating, from pēktos, coagulated; see PECTIN.] |
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