名词
中文翻译：Unknown
同义词：
['outer', 'outermost', 'top layer']
例句：
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1.The surface of the lake is still and calm.
湖的表面仍然平静。
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2. The scientist studied the surface of the ocean to find out how it affects weather patterns.
科学家研究了海洋的表面，以找出它如何影响天气模式。
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3. The car's surface was scratched by a rock.
汽车的表面被一块石头划伤了。