| 单词 | geared wheel |
| 释义 | geared wheel (once / 1313257 pages) n WORD FAMILY geared wheel: geared wheels USAGE EXAMPLESThe cars can cover 75 feet per minute and hook onto the track to take turns and can climb vertically, propelled by a geared wheel. New York Times(Nov 21, 2016) n a toothed wheel that engages another toothed mechanism in order to change the speed or direction of transmitted motion Syn|Hypo|Hyper cogwheel, gear, gear wheel bevel gear, pinion and crown wheel, pinion and ring gear gears that mesh at an angle escape wheelgear that engages a rocking lever piniona gear with a small number of teeth designed to mesh with a larger wheel or rack epicyclic gear, planet gear, planet wheel, planetary gearan outer gear that revolves about a central sun gear of an epicyclic train rack and piniona wheel gear (the pinion) meshes with a toothed rack; converts rotary to reciprocating motion (and vice versa) spur gear, spur wheelgear wheels that mesh in the same plane sun gearthe central gear in an epicyclic train worm geargear consisting of a shaft with screw thread (the worm) that meshes with a toothed wheel (the worm wheel); changes the direction of the axis of rotary motion worm wheelgear with the thread of a worm differential, differential geara bevel gear that permits rotation of two shafts at different speeds; used on the rear axle of automobiles to allow wheels to rotate at different speeds on curves lantern pinion, lantern wheela small pinion having cylindrical bars instead of teeth, used chiefly in inexpensive clocks wheel a simple machine consisting of a circular frame with spokes (or a solid disc) that can rotate on a shaft or axle (as in vehicles or other machines) |
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