表达 “steal a march on someone” 的意思是 “通过先发制人的方式获得优势，抢先对手一步”。这个表达可用在描述人与人或企业之间竞争的语境中。

例句
We really managed to steal a march on our competitor by getting our product to market early.
我们确实抢先竞争对手一步，把我们的产品提前推向市场。

The scientist was concerned her lab assistant would steal a march on her by publishing the results first.
这位科学家担心她的实验室助理会抢在她前面，先发表研究结果。

The negotiator managed to sign a trade deal that stole a march on neighbouring countries.
谈判者成功地签署了一项贸易协定，抢占了邻国的先机。