| 释义 |
同义词- air duct
- air lane
- air passage
- airline
- airline business
- airway
- flight path
- respiratory tract
- skyway
词路径- entity
- physical entity
- object
- physical object
- whole
- unit
- artifact
- artefact
- way
- passage
- conduit
- duct
- air passage
- air duct
- airway
上位词- duct
- itinerary
- line
- path
- route
- tract
下位词- approach
- approach path
- breather
- glide path
- glide slope
- holding pattern
- lower respiratory tract
- register
- schnorchel
- schnorkel
- snorkel
- snorkel breather
- upcast
- upper respiratory tract
- ventilation shaft
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