名词中文翻译
中文翻译：Unknown
同义词：
['calcareous', 'limestone']
例句：
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1. Thelimestone formations are famous for theirbeautiful landscapes.
石灰岩形成物以其美丽的景观而闻名。
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2. The limestone is usedas a building material in construction.
石灰岩被用作建筑材料。
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3. The limestone was formedmillions of years ago and has beeneroded by water.
石灰岩数百万年前形成，并已被水侵蚀。