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It does, sometimes, rain in the desert.
沙漠地區(qū)偶爾也會降雨。
Here, in the American West, storms can strike with devastating force.
在美國西部地區(qū)，暴風雨會帶來災(zāi)難性的影響。
After ten months of drought,
十個月的干旱以后
millions of tonnes of water are dumped on the land in under an hour.
百萬噸降水在一小時內(nèi)傾瀉而下。
Over millions of years, sand and gravel carried by the rampaging floods
數(shù)百萬年來，挾帶著砂石的湍急洪水，
have carved channels through the solid rock.
在堅硬的巖石上切割出凹槽。
Slot canyons, 150 feet deep.
形成狹縫谷，深達46米。
In some places, these canyons have widened
一些地方的峽谷不斷侵蝕擴張，
until the land between them is sculpted into tablelands and isolated pinnacles,
最終形成桌狀高地和高聳的石塔，
some of the most dramatic landscapes on the planet.
這是地球上最激動人心的自然奇觀。
