单词	on-again, off-again
释义	on-again, off-again adjective ˈȯn-ə-ˈgen-ˈȯf-ə-ˈgen  : existing briefly and in an intermittent unpredictable way on-again, off-again fads Word History First Known Use 1946, in the meaning defined above
随便看	boeuf bourguignonne boeufs boeuves boff boffed boffin boffing boffins boffo boffola boffolas boffos boffs Bofors gun bog bog (down) bog asphodel bog bilberries bog bilberry bog birch bog blitter bog blueberries bog blueberry bog borer bog cotton

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