资料来源 : pyDict

气管的,导管的,螺旋纹管的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Tracheal \Tra"che*al\, a. [Cf.F. tracheal.]
   Of or pertaining to the trachea; like a trachea.

资料来源 : WordNet®

tracheal
     adj : relating to or resembling or functioning like a trachea