名词
中文翻译：表面
同义词：
['surface', 'outer layer']
例句：
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1.The scientist studied the structure of the earth's surface.
科学家研究了地球表面的结构。
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2. The car has a shiny, new exterior, which is very attractive.
这辆车有一个闪亮的新外观，非常吸引人。
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3.The researcher found that the outer layer of the planet was different from the inner one.
研究员发现这个星球的外层与内层不同。