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[¸í»ç] periodicity
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´Ü¾î : periodicity
¶æ : Áֱ⼺, Á¤±â¼º, ÀÏÁ¤ÇÑ ½Ã°£¸¶´Ù ÀϾ±â
¶æ(¿µ¾î) : The habit or characteristic of recurrence at regular intervals