satisfactorily
adverb /ˌsætɪsˈfæktərəli/
  /ˌsætɪsˈfæktərəli/
- in a way that is good enough for a particular purpose令人满意的;够好的;可以的 - Her disappearance has never been satisfactorily explained.她的失踪一直没有得到令人信服的解释。 
- Our complaint was dealt with satisfactorily.我们的投诉得到了满意的处理。 
 
- Her disappearance has never been satisfactorily explained.