名词
中文翻译：沙丘
同义词：
['sand dune', 'sand hill', 'sandy beach例句：1. The sun was shining on the sand dunes', 'casting long shadows across the desert.（阳光照耀在沙丘上，长长的影子投射在沙漠中。）']
例句：
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1. The sun was shining on the sand dunes, casting long shadows across the desert.
阳光照耀在沙丘上，长长的影子投射在沙漠中。
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2.The children were playing in the sand dunes, building sandcastles and having fun.
孩子们在沙丘上玩耍，建造沙堡并玩得很开心。
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3. The seaside town is famous for its sand dunes, attracting tourists from all over the world.
这个海滨小镇因其沙丘而闻名，吸引了来自世界各地的游客。