名词
中文翻译：漏斗
同义词：
['drainage channel', 'drainage pipe']
例句：
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1. The leaky bucket was a constant source of frustration for the gardener.
这个漏水的桶一直是园丁的一个不断困扰他的问题。
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2. The construction crew had to repair several damaged drainage channels before they could continue work.
施工队不得不修复了几个损坏的排水沟，才能继续工作。
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3. The city government has been working on improving the drainage channels in the urban area.
市政府一直在努力改善城市地区的排水沟。