this voice was heard for manymany years in forests and among mountainsparticularly in cavesin their lonely walkshunters often heard itsometimes it repeated the barking of their dogs
这个声音在森林里，在山里，特别是在山洞里，在他们孤独的散步中，经常听到，有时它重复着他们的狗叫
以上为机器翻译结果，长、整句建议使用 人工翻译 。