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Từ điển Oxford Learners Wordfinder Dictionary
cogwheel
a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
• Syn:
gear, gear wheel, geared wheel
• Hypernyms:
wheel
• Hyponyms:
bevel gear, pinion and crown wheel, pinion and ring gear, escape wheel, pinion,
planetary gear, epicyclic gear, planet wheel, planet gear, rack and pinion, spur gear,
spur wheel, sun gear, worm gear, worm wheel
• Part Meronyms:
cog, sprocket, tooth
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