名词
中文翻译：管道
同义词：
['conduit', 'conduit', 'channel']
例句：
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1. The duct is responsible for carrying the air to the room.
这个管道负责将空气输送到房间。
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2. The engineer used a duct to connect the two pipes.
工程师使用一个导管将两根管子连接起来。
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3. The duct was designed to minimize noise and improve airflow.
该导管的设计旨在减少噪音并改善空气流通。