单词	balanced step
释义	balanced step noun : any of a series of winders so arranged that their small ends are only a little narrower than the fliers Word History First Known Use circa 1901, in the meaning defined above
随便看	periodder perioddest perioder periodest periodic periodic acid periodic comet periodic current periodic curve periodic decimal periodic function periodic key periodic kiln periodic law periodic motion periodic sentence periodic table periodical periodical cicada periodical year periodicalists periodically periodicalness periodicals periodicities

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