unavailing

英 [?n?'ve?l??] 美[,?n?'vel??]
  • adj. 無(wú)效的；徒勞的；無(wú)益的；無(wú)用的

英英釋意

1. producing no result or effect;
"a futile effort"
"the therapy was ineffectual"
"an otiose undertaking"
"an unavailing attempt"