track down片语动词KK [træk daʊn] /tɹæk daʊn/发音片语动词1追查到、找到、查出可拆开It took me weeks to track down the original document.我花了好几周才找到那份原始文件。2追捕到、缉获可拆开Police finally tracked down the suspect in a coastal town.警方最后在一个海边小镇抓到了嫌犯。3查明、找出可拆开Engineers are still trying to track down the cause of the failure.工程师仍在设法查明故障的原因。用这个字练口说→