time periodとは意味:時間{じかん}、時限{じげん}、期間{きかん}、時間周期{じかん しゅうき}、時間枠{じかん わく} time period meaning: Noun: time period An amount of time "a time period of 30 years" - period of time , period Derived forms: time periods See also: quartan Type of: fundamental measur...time period artinya:zaman