It is illegal to bring your horse or pack mule above the ground floor of any building.

把马牵到或让骡子驮运货物到任何建筑物底层(一楼)以上的楼层是违法的。

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The next morning, Galen shouldered his pack, choosing to leave his horse in the care of the wise woman.

第二天早上，加仑背起他的包裹，决定把马留在这儿给那位聪慧的妇人照料。

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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

In the Kentucky Derby, Oxbow chased the pace and was the only horse near the front of the pack in the opening half mile to finish in the top six.

WSJ: Oxbow Upsets Orb in Preakness Stakes

Their interest in some of the lesser-known candidates was piqued, but there was no dramatic twist that sent a dark horse sprinting out of the pack.

NPR: Undecided Voters Weigh In on GOP, Democratic Debates