thrush  
noun uk/θrʌʃ/ us/θrʌʃ/
  (BIRD)     
  [ C ] (also song thrush)画眉鸟,歌鸫 
a brown bird with a pale breast with spots on it that is known for its singing
   (INFECTION)     
 [ U ] mainly UK念珠菌阴道炎;鹅口疮 
an infection of the vagina or mouth