nuh-uh       
exclamation  informal uk/ˈnʌˌʔʌ/ us/ˈnʌˌʔʌ/
 呃不(表示不同意)
used in writing to represent the sound that people make when they disagree with someone 
  "Sour cream on chilli is gross." - "Nuh-uh. Not true. Not at all." “辣椒上的酸奶油很恶心。” “呃不,不是这样的。一点也不。” 
 Nuh-uh, it's not happening. 呃不,不可能。 
 - More examples
 - If you called yourself a dog, would you be a dog? Nuh-uh.
 - I'm not eating that. Nuh-uh, no way.
 - Wait, what? Nuh-uh, there's no way that's really her.