名词
中文翻译：陆地
同义词：
['land area', 'land surface area', 'land mass area']
例句：
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1. The study of the Earth's land area is crucial for understanding its climate and ecosystems.
研究地球的陆地面积对于理解其气候和生态系统至关重要。
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2. The increase in land area has led to increased agricultural productivity.
土地面积的增加导致了农业产量的增加。
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3. The land area ratio between urban and rural areas is a key indicator of sustainable development.
城乡面积比例是可持续发展的关键指标。