名词
中文翻译：加热沟渠
同义词：
['heating channel', 'heating duct', 'heating trench', 'heating tunnel']
例句：
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1. The engineers were working on the heating trench to fix the leak.
工程师们正在修理加热沟渠，以修复泄漏。
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2. The construction crew was working in the heating trench when it suddenly started raining.
施工队在加热沟渠工作时，突然下起了雨。
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3.He carefully inspected the heating trench before starting the project.
他在开始这个项目之前仔细检查了加热沟渠。