 
  
 la·bo·ri·ous·ness [ləˈbɔ:riəsnəs] 名词 no pl
1. laboriousness (painstaking difficulty):
-  laboriousness
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-  laboriousness
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2. laboriousness usu 贬 (plodding quality):
-  laboriousness of prose, style
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-  laboriousness of prose, style
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 -  
-  laboriousness
无例句可用
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