莫丽不太习惯早起，而且总是借故蹄子里卡了个石子而早早离开地里的工作。
Mollie was not used to getting up early in the morning and had a way of leaving work early on the ground that there was a stone in her hoof.
然而，欧洲人带来的绵羊、马、山羊和猪却有着坚硬的蹄子，这压紧了稀薄的土壤并导致了水土流失。
The sheep, horses, goats and pigs brought by Europeans, however, have hard hooves, which compress the thin soil and cause erosion.
回到院子里，布克瑟用蹄子扒了一下那个脸朝下趴在泥里的马夫，想把他翻过来。
Back in the yard Boxer was pawing with his hoof at the stable-lad who lay face down in the mud, trying to turn him over.
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