名词
中文翻译：淤塞
同义词：
['sedimentation', 'deposition', 'sediment', 'silting例句：1. The river has been silting up for the past few years.（过去几年里，这条河一直在淤塞。）']
例句：
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1. The river has been silting up for the past few years.
过去几年里，这条河一直在淤塞。
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2.The siltation is causing problems with navigation.
这种淤塞给航行带来了问题。
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3. The engineers are working to clear the siltation and restore the river's flow.
工程师们正在努力清除淤塞并恢复河流的流动。