名词
中文翻译：红泥
同义词：
['red clay', 'red soil例句：1. The ancient city is covered in red marls', 'which are rich in minerals.（这个古城被红色的粘土覆盖，这些粘土富含矿物质。）']
例句：
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1. The ancient city is covered in red marls, which are rich in minerals.
这个古城被红色的粘土覆盖，这些粘土富含矿物质。
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2. The red marls were used to make pottery and other ceramic items.
红色粘土被用来制作陶器和其他陶瓷制品。
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3.The red marls are a natural resource that can be used for building foundations.
红色粘土是一种天然资源，可以用来建造地基。