track down

动词 track down:

1. pursue for food or sport (as of wild animals)
   同义词：hunt, run, hunt down

1. I finally track down the reference in a dictionary of quotation.
   我终於在引语词典中查到了那段引文。
2. I'm trying to track down my old Aunt Maud.
   我正试图寻找到我那年迈的婶婶莫德。
3. It took the police several days to track down their quarry.
   警方用了几天时间追查到案中目标。