creeper tread

例句：

1. 1. The hikers followedthe creeper tread to findtheir way back to camp.
   徒步旅行者沿着爬行者足迹找到了返回营地的路。
2. 2. Thescavenger was able to followthe trail of a crocodileby following its footprints.
   食腐动物通过追踪鳄鱼的足迹找到了它。
3. 3. The scientistsused the trail of a crocodile to study the behavior of the animal.
   科学家利用鳄鱼足迹研究了这种动物的行为。