ductwork
/'dʌkt,wɝk/ /ˈdʌktˌwɚk/
n. 
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arborist, arborization, arborize, arboroid, arborous, arbors, arborvirus, arborvitae, arbour, arbovirology,
相似单词
duct-system, ductule, ductulus, ductus, ductus deferens, ductwork, dud, Duda, dudder, duddy,