pH
/pi:eitʃ/
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📖 中文释义
- 氢离子指数
- [医] 药典; 苯基
🔗 释义中的汉语词
🧩 词形变化
复数 phs
📘 English Definition（英文释义）
- n. (from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic);