名词
中文翻译：Unknown
同义词：
['hydrograph', 'hydrographer']
例句：
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1. The benthograph was used to measure the water level in the lake.
使用测深仪来测量湖中的水位。
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2. The benthograph helped us understand the depth of the ocean.
测深仪帮助我们理解了海洋的深度。
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3. The benthograph was used to study the distribution of fish in the sea.
测深仪用于研究海洋中鱼类的分布。