pentacid的翻译，读音
英/pen'tæsid/
释义：
a. [化]五价的
a. Capable of neutralizing, or combining with, five
molecules of a monobasic acid; having five hydrogen atoms capable of
substitution by acid residues; -- said of certain complex bases.
a. Capable of neutralizing, or combining with, five
molecules of a monobasic acid; having five hydrogen atoms capable of
substitution by acid residues; -- said of certain complex bases.