dimly          
adverb uk/ˈdɪm.li/ us/ˈdɪm.li/
 暗淡地,昏暗地,微弱地
in a way that does not give or have much light
  The room was dimly lit. 房间灯光昏暗。 
 The February sun shone dimly. 二月的阳光微弱地照耀着。 
  隐约地,模糊地
slightly, but not very well
  I dimly remembered reading the book a few years before. 我隐约记得几年前读过这本书。 
 They were only dimly aware of the telephone ringing. 他们只是模糊地意识到电话铃响了。 
 See: dim
 - More examples
 - Two table lamps glowed dimly.
 - These are fields of knowledge which are usually only dimly understood.
 - dimly remembered figures from his family's past