fairy godmother
noun [ C usually singular ] uk/ˌfeə.ri ˈɡɒd.mʌð.ər/ us/ˌfer.i ˈɡɑːd.mʌð.ɚ/
（童话中）提供帮助的仙女
a magical character in some children's stories who helps someone who is in trouble
Cinderella's fairy godmother helped her go to the ball. 在仙女的帮助下，灰姑娘参加了舞会。
救星；恩人
someone who unexpectedly arrives to solve your problems or make good things happen to you
The company played fairy godmother by deciding to sponsor the club for another five years. 公司决定再赞助这家俱乐部5年，成了俱乐部的救星。