Bedeutung von “duct” — Learner’s Dictionary

duct

noun [ C ] us uk /dʌkt/
BODY

a tube in the body that a liquid substance can flow through:

a tear duct
BUILDING

a tube or passage for air or wires that is part of the structure of a building:

a heating duct

(Definition von “duct” aus dem Cambridge Learner's Dictionary © Cambridge University Press)