水把岩石侵蚀成了奇形怪状。
这些沉积物富含粘土，粘土是由水流将岩石侵蚀成细小的微粒所形成的。
The sediments are rich in clay, which forms when water weathers rocks into fine-grained particles.
裸露的岩石受到各种天气过程的侵蚀，逐渐分解成碎片，然后被带走，最后沉积形成沉积物。
The exposed rocks are attacked by the various weather processes and gradually broken down into fragments, which are then carried away and later deposited as sediments.
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