名词
中文翻译：海底沙丘
同义词：
['submarine sand dune', 'submerged dune']
例句：
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1.The submarine dunes are a natural wonder that attracts tourists from all over the world.
海底沙丘是一个自然奇观，吸引了来自世界各地的游客。
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2.The scientists used high-resolution cameras to capture images of the submarine dunes.
科学家们使用高分辨率相机捕捉了海底沙丘的图像。
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3. Due to the strong currents, the submarine dunes are constantly shifting and changing their shape.
由于强流的作用，海底沙丘不断移动和改变形状。