air channel

• 排气道,通气槽,通风道,空气道,空气通路,风道

air channel的用法和样例：

例句

1. Propeller fans are used to move free air within a room or through channels having low frictional resistance.
   螺旋桨式风机通常用于房间内或通过风道时移动自由气流时，产生微弱的摩擦阻力。