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ventilating circuit /ˈvɛntɪlˌeɪtɪŋ ˈsɜːkɪt/ n

中文：通风环路

中文 · 通风环路Español · circuito de ventilaciónFrançais · circuit de ventilation
Meaning：Set of interconnected pipes allowing air to circulate in the circuit.
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House plumbing system

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