I knew every game trail in the thick cane-brakes, and every animal track that was pressed in the mud along the riverbanks.

我知道浓密丛林里的每一条兽道，认识河岸边的泥地里每一种动物的足迹。

youdao

The wounded animal left a trail of blood.

受伤的野兽留下了一条血迹。

youdao

Wherever it went, it left behind it a trail of dead deer and small animal like rabbits.

无论它走到哪儿，一路上总会留下一串死鹿以及死兔子之类的小动物。

youdao

Whichever kind of animal pulled the wagons, moving along the Santa Fe Trail was generally unexciting.

VOA: special.2009.03.30