period ['piəriəd]

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n. ���ڣ��ڼ䣻ʱ�ڣ��¾�����ʱ
adj. ijһʱ����

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n. flow��full point��historic period��period of time

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age��epoch��era��period��times
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1. This is a recent period in history.
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2. He excels all other composers of his period.
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3. Every period, we supply some new product to meet the need of customers.
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ӢӢ����

n.
  1. an amount of time
  2. one of three periods of play in hockey games
  3. a stage in the history of a culture having a definable place in space and time
  4. the interval taken to complete one cycle of a regularly repeating phenomenon
  5. the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause
  6. a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after
  7. a unit of geological time during which a system of rocks formed
  8. the end or completion of something

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Period
����; �ڼ�; ʱ�� ����; ʱ��;
first period
�����ĵ�һ��; �����ĵ�;
latent period
DZ����; �ȴ�����; DZ��ʱ��; ������;
induction period
�յ���; ����ʱ��,����ʱ��; ������; ��Ӧ��;
sampling period
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