So we tracked down someone who knows a lot about supermarket layouts.

所以我们找到了一个对超市布局非常了解的人。

Help me track down someone on the internet?

帮我在网上找一个人？

" To track (track) someone down" is a phrasal verb meaning to find someone, especially someone who is difficult to locate.

“To track(track) someone down” 是一个短语动词， 意思是找到某人， 尤指难以定位的人。

So, by intervening immediately of somebody's app, for example, trigger location that they record on Addicaid, we're able to track where someone else and then intervene appropriately.

因此，通过立即干预某人的应用程序，例如，触发他们在 Addicaid 上记录的位置， 我们能够跟踪其他人的位置， 然后进行适当的干预。