period
noun
/ˈpi.ɹɪd/
,
/ˈpɪə.ɹi.əd/
,
/ˈpɪə.ɹɪ.əd/
,
/ˈpɪɚ.i.əd/
,
/ˈpɪɹ.i.əd/
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- history: period of time seen as coherent entity
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時代
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期間
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句点,
ピリオド,
。,
終止符
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- chemistry: row in the periodic table
- length of time during which something repeats
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周期
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時限
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紀
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periodical
noun
/ˌpɪəɹiˈɒdɪkl̩/
,
/ˌpɪɹiˈɑdɪkl̩/
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- publication that appears at fixed intervals
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定期刊行物
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periodically
adverb
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- in a regular, periodic manner
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周期的に,
定期的に
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periodicity
noun
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- property of being periodic
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周期性
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periodic
adjective
/ˌpɪə-/
,
/ˌpɪɹiˈɑdɪk/
,
/ˌpɪɹiˈɒdɪk/
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- (astronomy) pertaining to the revolution of a celestial object in its orbit
- having repeated cycles
- occurring at regular intervals
- periodical
- relative to a period or periods
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周期的
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