英语词汇“Johnny-on-the-spot”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

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	Universal Time universe university UNIX unjust unjustifiable unjustifiably unjustified unjustly unkempt unkind unkindly unkindness unknowing unknowingly unknown unlawful unlawfully unleaded unlearn unleash unleavened unless unlettered unlicensed

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