Johnny-on-the-spot
短语n. [口语];召之即来的人, 可随时找来帮忙的人, 紧急时有用的人
词形变化
Johnnies-on-the-spot
Johnny-on-the-spots
复数
Johnny-on-the-spots
Johnnies-on-the-spot
复数
释义与例句
n.
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1.
A person who is conveniently in the right place when needed.
美国 俚语