gear(ed) motor
英
美
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名词 gear:
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a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion
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wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed
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a mechanism for transmitting motion for some specific purpose (as the steering gear of a vehicle)
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equipment consisting of miscellaneous articles needed for a particular operation or sport etc.
动词 gear:
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set the level or character of