Turning their gaze in the direction of the roar they saw a big tiger following them.

他们朝发出怒吼声的方向望去，发现一只老虎跟着他们。

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At the expiration of a quarter of an hour it seemed as though that species of stormy roar were becoming more distant.

一刻钟过后，那种风暴似的怒吼声渐渐远了。

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You can hear the roar and see the mist rise into the air before the falls come into view.

早在瀑布尚未映入眼帘之前，你就可以听到怒吼般的水声，看到袅袅升至空中的雾气。

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