croaky       
adjective uk/ˈkrəʊ.ki/ us/ˈkroʊ.ki/
 (声音)沙哑,低沉
If a person or their voice is croaky, their voice sounds rough because they have a sore or dry throat.
  He called into work with a croaky voice, saying he was ill. 他用沙哑的声音打电话给工作单位,说自己病了。 
 I'm feeling much better now but I'm still croaky. 我现在感觉好多了,但嗓音还是沙哑的。 
 - More examples
 - You sound quite croaky, have you got a sore throat?
 - It didn't sound like her voice, it sounded harsh and croaky.
 - He spoke in a croaky whisper.
 - She opened her mouth like she wanted to scream, but all that came out was a croaky “Water…”
 - He has lost his sonorous voice and sounds a bit like a croaky Dalek.