没有prouncation这个单词，有pronunciation，pronunciation指一种语言的“发音(法)”，也指一个人的“发音”或“发音方式”，是不可数名词。指一个词的“读法”时，是可数名词，复数形式是pronunciations。
pronunciation相关例句
With these students it's pronunciation that's the problem.
对这些学生来说，成问题的是发音。
You need to work on your pronunciation a bit more.
你需要再加把劲改进发音。
We worked on pronunciation, stress and intonation.
我们学习了语音、重读和语调。
Your pronunciation is excellent.
你的发音好极了。
She speaks French very fluently, but her pronunciation lets her down.
她法语讲得很流利，但美中不足的是发音不大好。