名词
中文翻译：沙子
同义词：
['mud', 'soil', 'gravel例句：1. The beach is covered in soft sand.（海滩上铺满了柔软的沙子。）']
例句：
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1. The beach is covered in soft sand.
海滩上铺满了柔软的沙子。
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2.He raked the sand off the floor with a broom.
他用扫帚把地板上的沙子扫掉了。
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3.The children played in the sandbox while their parents watched.
孩子们在沙箱里玩耍，而他们的父母则在一旁观看。