单词	Johnny-on-the-spot
释义	Johnny-on-the-spotˌJohnny-on-the-ˈspot noun [singular] informal someone who immediately offers to help, takes an opportunity etc
随便看	fixative fixed fixed assets fixed capital fixed costs fixed income fixedly fixed-rate fixed-term fixer fixer-upper fixings fixity fixture fizz fizzle fizzy fjord FL flab flabbergasted flabbiness flabby flaccid flaccidity

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