名词中文翻译
中文翻译：天沟
同义词：
['overhang', 'gutter']
例句：
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1. The constructioncrew had to clear the overhead ditch beforethey could start work.
施工队在开始工作之前必须清理天沟。
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2. The rainwater was directed into the overhead ditch toprevent flooding.
雨水被引导到天沟中，以防止洪水。
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3. The overhead ditch isa crucial part of the drainage system inthis area.
天沟是该地区排水系统的关键部分。