名词
中文翻译：风管线
同义词：
['vent line', 'draft line', 'air duct line']
例句：
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1. The engineerdrew a diagram of the draught line on the blueprint.
工程师在蓝图上画了一条通风管线的示意图。
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2.The construction crew had to clear the draught line to make way for the new building.
施工队必须清理通风管线，以便为新建筑让路。
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3. The air conditioning system needs to be checked regularly to ensure that the draught line is not blocked.
空调系统需要定期检查，以确保通风管线没有被堵塞。