track placer

例句：

1. 1. The detective tracked the thief to the safe house.
   侦探追踪到了小偷的藏身之处。
2. 2.The team followed the trail of breadcrumbs left by the hunter.
   队伍沿着猎人留下的面包屑踪迹前进。
3. 3. Thescientists located a new speciesin the deep ocean.
   科学家们在深海中发现了一种新的物种。