大多数雨林土壤都很贫瘠，因为它们缺乏矿物质，而且高温和强降雨会在到达森林地面后的4年内破坏土壤中的大部分有机物。
Most rainforest soils are thin and poor because they lack minerals and because the heat and heavy rainfall destroy most organic matter in the soils within four years of it reaching the forest floor.
良好的食物应含有丰富的维生素和矿物质，而且还可以提供低饱和脂肪，盐和快速释放糖和高纤维。
Good food should be rich in vitamins and minerals, and also be low in saturated fat, salt and fast-releasing sugars and high in fiber.
另一种说法是：在成千上万年以前，这里是一片海洋，海底的火山活动频繁，这不仅可以产生蒸汽而且还有非水溶性矿物质等。
Another version: hundreds of millions years ago here was a sea and an active underwater volcano that could produce not only steam but water-insoluble minerals as well.
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