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a period (of time)
一いち時期じきは毎日まいにち走っはしっていた。
There was a period when I ran every day.
一いち時期じきほど忙しくいそがしくはない。
It is not as busy as it was for a while.
一いち時期じきこの辺りあたりに住んすんだことがある。
I lived around here for a period of time.