meanly  
adverb uk/ˈmiːn.li/ us/ˈmiːn.li/
  (UNKINDLY)      
  (对人)不善的,不友好的
in a way that is unkind towards other people
  He was basically a decent kid who had acted meanly on this one occasion. 他基本上是个好孩子,就是这次表现得不友善。 
   (NOT GENEROUSLY)     
 UK吝啬地,小器地 
in a way that shows that you are not willing to give or share things, especially money