名词
中文翻译：Unknown
同义词：
['bottom deposition', 'bottom sedimentation例句：1. The river has been accumulating sediment at the bottom for many years.（这条河流底部已经积累了许多年的沉积物。）2. The bottom accretion of the lake is causing the water level to rise.（湖泊底部的沉积物正在导致水位上升。）3. The scientist found that the bottom accretion was due to the increased rainfall.（科学家发现底部沉积物的增加是由于降雨量增加导致的。）']
例句：
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1. The river has been accumulating sediment at the bottom for many years.
这条河流底部已经积累了许多年的沉积物。
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2. The bottom accretion of the lake is causing the water level to rise.
湖泊底部的沉积物正在导致水位上升。
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3. The scientist found that the bottom accretion was due to the increased rainfall.
科学家发现底部沉积物的增加是由于降雨量增加导致的。