ham-handedly       
adverb mainly US (also hamhandedly) uk/ˌhæmˈhæn.dɪd.li/ us/ˌhæmˈhæn.dɪd.li/ (UK usually ham-fistedly)
 愚笨地;笨拙地
in an awkward or unskilled way, especially when using your hands or dealing with people
  He got the lights all tangled up as he ham-handedly tried to help her take down her Christmas tree.  当他笨手笨脚地试图帮助她取下圣诞树时,他把灯都弄乱了。 
 He said the system was "poorly planned, prematurely implemented and hamhandedly rolled out".
 Synonym: clumsily
 - More examples
 - The mayor is being criticised for the way he ham-handedly managed the response to the storm.
 - They ham-handedly made the announcement and only succeeded in generating a line of questions from the confused audience.