动词短语
中文翻译：堵塞
同义词：
['block', 'obstruct', 'jam', 'stagnate']
例句：
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1. The river has been silt-ing up for years due to overuse.
由于过度使用，河流已经多年被泥沙堵塞。
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2. The road was so blocked that only one car could pass through.
道路被堵塞，以至于只有一辆车能够通过。
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3. The engine is stagating because the oil filter needs replacing.
发动机停滞不前，因为油过滤器需要更换。