一个多少哇塞的菇凉
[yī gè duō shăo wā sài de gū liáng]
The phrase roughly means 'A girl who is very amazing.' Here '哇塞' ('wose') expresses strong surprise or admiration, while '菇凉' is an informal and cute way of saying 'girl'. It implies that this person sees themselves or is seen by others as very impressive, surprising or outstanding.