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来源:雅诚德英语网
It carries fine particles of sand, which bombard exposed rock surfaces, thereby wearing them into yet more sand.
它携带着细小的沙粒,这些沙粒会轰击裸露的岩石表面,从而把岩石磨成更多的沙子。
It carries fine particles of sand, which bombard exposed rock surfaces, thereby wearing them into yet more sand.
它携带着细小的沙粒,这些沙粒会轰击裸露的岩石表面,从而把岩石磨成更多的沙子。