soundly  
adverb uk/ˈsaʊnd.li/ us/ˈsaʊnd.li/
  (COMPLETELY)      
  完全地,彻底地
completely
  The committee soundly rejected all of the proposed changes. 委员会彻底否决了所有的变革提议。 
   (SLEEP)      
 完好地;完善地
(of how someone sleeps) deeply
  I slept very soundly, thank you - the bed was really comfortable. 我睡得很香,谢谢你——这床真舒服。