五吨的土会装满一辆小型自卸式卡车；若铺开在一英亩的土地上，它会形成不足一角硬币厚度的土层。

Five tons of soil would fill a small dump truck; if spread over an acre, it would make a layer slightly less than the thickness of a dime.

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5吨的土会装满一辆小型自卸式卡车；把这车土倾洒在一英亩土地上会形成不足一角硬币厚度的土层，克鲁斯先生说。

Five tons of soil would fill a small dump truck; spread over an acre it would make a layer slightly less than the thickness of a dime, Mr. Cruse said.

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