尼亚加拉瀑布属于重量级——一股巨流全部从悬崖上冲泻下来。从上往下看到的现实景像是瀑布自身的强烈运动在凿峡谷。
Niagara belongs to the heavyweights - where a whole solid river plunges bodily over a cliff the real sight from above is the gigantic movement of the falls themselves, digging the gorge.
海底峡谷，是由于地壳板块运动而形成的一种地质构造。
Submarine canyon is a geological structure that formed by plate movement in the crust.
但该区处于新构造运动强烈、地质环境极不稳定的高山峡谷区，为强烈地震和地质灾害高发区。
This area is a new strong tectonic movement and highly volatile geological environment mountain valley areas, which has a high incidence of strong earthquakes and geological hazards.
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