给你提供《牛津高阶英汉双解词典》上的解释：

pronunciation  

/ prəˏnʌnsɪˈeɪʃn; prəˏnʌnsɪˋeʃən/ n
(a)[U] way in which a language is spoken （一种语言的）发音（法）: 

She had difficulty learning English pronunciation. 她学习英语发音有困难。

(b) way a person speaks (the words of) a language （一个人的）发音, 发音方式:

Their English pronunciation is not good, but it is improving. 他们的英语发音不够好, 但正在改进.

[C] way in which a word is pronounced （一个字的）发音（法）, 读法:

Which of these three pronunciations is the most usual? 这三种读法中, 哪一种最常用?