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	blouson bloviate blow blowback blow-by-blow blow-dry blow-dryer blower blow-fly blowhard blow-hole blow job blowlamp blown blowout blowpipe blowsy blowtorch blow-up blowy blowzy BLT blubber bludgeon blue

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