pH

字典網

英文解釋：

名詞 ph:

1. (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);
   同義詞：pH scale

英文造句：

1. That word is spelt with a PH, not an F.
   那個字里的f音拼作PH而不是F。