keep/stay etc a jump ahead (of somebody)British EnglishBrE informalADVANTAGE to keep your advantage over the people you are competing with by always being the first to do or know something new 〔因先行动或先知道而〕保持(对竞争对手的)领先优势 → keep/stay etc a jump ahead (of somebody) at jump2(2)