单词：hours 

名词

• 
  [1.n.hours] (同义词:[hours]  )
• 
  注释列句：a period of time assigned for work; "they work long hours"
• 上位词 -> [work_time]  [time_period]  [fundamental_quantity]  [measure]  [abstraction]  [entity] 
• 下位词 -> [shift] 
  
• 
  [2.n.hours] (同义词:[hours]  )
• 
  注释列句：an indefinite period of time; "they talked for hours"
• 上位词 -> [time_period]  [fundamental_quantity]  [measure]  [abstraction]  [entity]