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  1. period

    • IPA[ˈpɪərɪəd]



    • n.
    • 名詞複數:periods

    • 釋義
    • 同反義


    • 1. 一段時間 a period of two years 兩年時間 the incubation period of measles 麻疹的潛伏期
    • 2. 時期 Picasso's blue period 畢加索的消沉時期
    • 3. 一段持續時間 tomorrow there will be rain and bright periods 明天是陣雨間晴
    • 4. 課時 the Maths period 數學課 to have a free period 上自習課
    • 5. 句號
    • 6. 經期 to have one's period 來例假
    • 7. 週期
    • 8.


    1. a length or portion of time

    2. a portion of time in the life of a nation, civilization, etc. characterized by the same prevalent features or conditions

    3. each of the set divisions of the day in a school allocated to a lesson or other activity

    4. a flow of blood and other material from the lining of the uterus, lasting for a few days and occurring in sexually mature women who are not pregnant at intervals of about one lunar month until the menopause

    5. a full stop

    6. added to the end of a statement to indicate that no further discussion is possible or desirable

  2. 知識+

    • period的用法

      ...才 我看了一陣子 基本上是沒啥不同 只是 over a 20-year period , over a period of 20 years 這二個比較會在強調20...20年的時間做這個研究 <=用over a 20-year period或over a period of 20 years 會比over 20 years...

    • The morning passing period

      ...學生就會轉往另一個教室上課程B. 而換教室的緩衝時間叫 passing period, 應該像台灣學校的 "下課10分鐘 (或20分鐘)的時間". 可參考下列網址...

    • Period

      ... bet the basal body temperature on Oct 8-9 indicates the ovulation period. Therefore, if your normal cycle spans 28 days, ...