排はい気き口こう

noun

exhaust port; exhaust vent; exhaust outlet

An opening through which exhaust gas or air is discharged, commonly found on vehicles, machinery, or ventilation systems.

• 車くるまの排はい気き口こうから白しろい煙けむりが出でている。

  White smoke is coming out of the car's exhaust port.

• この部屋へやの排はい気き口こうは定てい期き的てきに掃そう除じが必ひつ要ようだ。

  The exhaust vent in this room needs regular cleaning.