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单词 gear box
释义
Gear Box
nnoun.artifactthe shell (metal casing) in which a train of gears is sealed
Synset:gear case gearbox
Part Holonyms:transmission transmission system
Hypernyms:case casing shell
Inherited Hypernyms:gearboxshellhousingprotective coveringcoveringartifactwholeobjectphysical entityentity
Part Meronyms:transmission shaft
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更新时间:2024/9/21 8:03:48