I long ago lost a hound, a bay horse, and a turtle dove, and am still on their trail.

很久以前，我丢失了一只猎犬、一匹栗色马和一只斑鸠，至今仍在寻找它们的踪迹。

youdao

Leaving a note saying she was going camping, she saddled her horse, and rode northward up the narrow trail toward Never-Summer Mountain.

她留了个纸条，说去野营了，然后给马套上鞍子，从狭窄的小道向北朝无夏山骑去。

youdao

Away he fled on his swift horse, taking the fastest route, a lonely forest trail.

他跨上自己的千里马，选择最快的路线，朝着森林里一条偏僻的小路奔去。

youdao

Within a few years, the pack-horse trail had been widened into a proper road, stretching 368 miles from Valdez to Fairbanks, and the Richardson Highway was born.

BBC: Journey into the Alaskan wild

It is now a four-horse affair, with a long trail of also-rans.

ECONOMIST: Israel