单词：time_period 

名词

• 
  [1.n.time_period] (同义词:[time_period]  [period_of_time]  [period]  )
• 
  注释列句：an amount of time; "a time period of 30 years"; "hastened the period of time of his recovery"; "Picasso's blue period"
• 上位词 -> [fundamental_quantity]  [measure]  [abstraction]  [entity] 
• 下位词 -> [trial_period]  [time_frame]  [hours]  [downtime]  [uptime]  [work_time]  [time_off]  [bout]  [hospitalization]  [travel_time]  [times]  [time]  [elapsed_time]  [duration]  [week]  [midweek]  [field_day]  [life]  [life]  [life]  [millennium]  [bimillennium]  [occupation]  [past]  [shelf_life]  [puerperium]  [lactation]  [time_of_life]  [calendar_day]  [festival]  [day]  [morning]  [night]  [night]  [night]  [night]  [eve]  [evening]  [week]  [fortnight]  [weekend]  [Indian_summer]  [year]  [school]  [year]  [year]  [semester]  [bimester]  [Olympiad]  [lustrum]  [decade]  [century]  [quadrennium]  [quinquennium]  [half-century]  [quarter-century]  [quarter]  [phase_of_the_moon]  [day]  [calendar_month]  [mid-January]  [mid-February]  [mid-March]  [mid-April]  [mid-May]  [mid-June]  [mid-July]  [mid-August]  [mid-September]  [mid-October]  [mid-November]  [mid-December]  [time_limit]  [term]  [trimester]  [hour]  [silly_season]  [Golden_Age]  [silver_age]  [bronze_age]  [iron_age]  [great_year]  [regulation_time]  [overtime]  [season]  [dog_days]  [midwinter]  [season]  [season]  [long_time]  [long_run]  [drought]  [era]  [generation]  [prehistory]  [reign]  [run]  [youth]  [dawn]  [evening]  [time]  [sleep]  [lease]  [half_life]  [tide]  [phase]  [multistage]  [watch]  [peacetime]  [wartime]  [enlistment]  [honeymoon]  [indiction]  [prohibition]  [incubation_period]  [rainy_day]  [novitiate]  [flower]  [running_time]  [clotting_time]  [air_alert]  [question_time]  [real_time]  [real_time]  [study_hall]  [usance]  [window] 
  实 例 -> [Bronze_Age]  [Iron_Age]  [Stone_Age]  [Eolithic_Age]  [Paleolithic_Age]  [Lower_Paleolithic]  [Middle_Paleolithic]  [Upper_Paleolithic]  [Mesolithic_Age]  [Neolithic_Age]  [Great_Schism]