这个房间里只住著一个男孩和一条大猎狗。

The room's sole occupant is the boy and a big hound.

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可是接着有条大猎狗忽然闻到了气味，叫了起来。

But then suddenly one great hound picked up the scent and gave a bay.

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那两位穿大衣的绅士上岸以后，就如两条会游泳的大猎狗似的摇晃著耳朵。

The two great-coated gentlemen had extricated themselves from the river, and shaken their ears like huge water-dogs.

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