| 单词 | mechanical device |
| 释义 | mechanical device (once / 25473 pages) n WORD FAMILY mechanical device: mechanical devices USAGE EXAMPLESHappily, it is being preserved as a purely mechanical device, driven by a weight that is wound up every week and allowed to drop slowly. New York Times(Aug 22, 2016) These were mechanical devices that kept them from going at high speeds. New York Times(Sep 12, 2016) Third and finally, because it is a mechanical device, there is the capacity to repair it yourself, assuming you can get or manufacture parts. Slate(Jul 22, 2016) n mechanism consisting of a device that works on mechanical principles Hypo|Hyper broadcaster, spreader a mechanical device for scattering something (seed or fertilizer or sand etc.) in all directions bumpera mechanical device consisting of bars at either end of a vehicle to absorb shock and prevent serious damage bumper guardvertical bars attached to a bumper to prevent locking bumpers with another vehicle carburetor, carburettormixes air with gasoline vapor prior to explosion compressora mechanical device that compresses gasses copyholdermechanical device used in printing; holds the copy for the compositor coupler, couplinga mechanical device that serves to connect the ends of adjacent objects crimper, curler, hair curler, rollera mechanical device consisting of a cylindrical tube around which the hair is wound to curl it diaphragm, stopa mechanical device in a camera that controls size of aperture of the lens dicera mechanical device used for dicing food electromechanical devicea mechanical device that is operated by electricity escapementmechanical device that regulates movement gear lever, gearshift, gearstick, shiftera mechanical device for engaging and disengaging gears graba mechanical device for gripping an object claw, hooka mechanical device that is curved or bent to suspend or hold or pull something machine, simple machinea device for overcoming resistance at one point by applying force at some other point pantographmechanical device used to copy a figure or plan on a different scale piston, plungermechanical device that has a plunging or thrusting motion propeller, propellora mechanical device that rotates to push against air or water pumpa mechanical device that moves fluid or gas by pressure or suction rachet, ratch, ratchetmechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction auto-changer, changer, record changeran automatic mechanical device on a record player that causes new records to be played without manual intervention ridea mechanical device that you ride for amusement or excitement seedera mechanical device that sows grass seed or grain evenly over the ground shuttera mechanical device on a camera that opens and closes to control the time of a photographic exposure binding, ski bindingone of a pair of mechanical devices that are attached to a ski and that will grip a ski boot; the bindings should release in case of a fall splicera mechanical device for joining two pieces of paper or film or magnetic tape splintan orthopedic mechanical device used to immobilize and protect a part of the body (as a broken leg) sprinklermechanical device that attaches to a garden hose for watering lawn or garden stator, stator coilmechanical device consisting of the stationary part of a motor or generator in or around which the rotor revolves stokera mechanical device for stoking a furnace stretchera mechanical device used to make something larger (as shoes or gloves) by stretching it strikerthe part of a mechanical device that strikes something supply chambera mechanical device for holding something and supplying it as needed swingmechanical device used as a plaything to support someone swinging back and forth pickup, pickup arm, tone armmechanical device consisting of a light balanced arm that carries the cartridge trapa device to hurl clay pigeons into the air for trapshooters vibratormechanical device that produces vibratory motion; used for massage vibratora mechanical device that vibrates voting machinea mechanical device for recording and counting votes mechanically vane, weather vane, weathervane, wind vanemechanical device attached to an elevated structure; rotates freely to show the direction of the wind wheelworkmechanical device including an arrangement of wheel in a machine (especially a train of gears) windermechanical device around which something can be wound key, windermechanical device used to wind another device that is driven by a spring (as a clock) windscreen wiper, windshield wiper, wiper, wiper bladea mechanical device that cleans the windshield air compressora compressor that takes in air at atmospheric pressure and delivers it at a higher pressure airplane propeller, airscrew, propa propeller that rotates to push against air air pump, vacuum pumpa pump that moves air in or out of something anchor, ground tacklea mechanical device that prevents a vessel from moving aspiratora pump that draws air or another gas through a liquid auxiliary pump, donkey pumpa supplementary pump available if needed bicycle pumpa small pump that fills bicycle tires with air bilge pumpa pump to remove bilgewater bobbin, reel, spoola winder around which thread or tape or film or other flexible materials can be wound carousel, carrousel, merry-go-round, roundabout, whirligiga large, rotating machine with seats for children to ride or amusement cartridge clip, cartridge holder, clip, magazinea metal frame or container holding cartridges; can be inserted into an automatic gun centrifugal pumpa pump that use centrifugal force to discharge fluid into a pipe clapper, tonguemetal striker that hangs inside a bell and makes a sound by hitting the side clevisa coupler shaped like the letter U with holes through each end so a bolt or pin can pass through the holes to complete the coupling; used to attach a drawbar to a plow or wagon or trailer etc. clutcha coupling that connects or disconnects driving and driven parts of a driving mechanism Ferris wheela vertical rotating mechanism consisting of a large wheel with suspended seats that remain upright as the wheel rotates; provides a ride at an amusement park firing pinstriker that ignites the charge by striking the primer fluid drivean automotive power coupling force pumppump used to force a liquid up and expel it under pressure gas pump, gasoline pump, island dispenser, petrol pumpa pump in a service station that draws gasoline from underground storage tanks gear, gearing, geartrain, power train, trainwheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed grease-gun, guna hand-operated pump that resembles a revolver; forces grease into parts of a machine hammera striker that is covered in felt and that causes the piano strings to vibrate cock, hammerthe part of a gunlock that strikes the percussion cap when the trigger is pulled hand pumpa pump worked by hand headthe striking part of a tool heart-lung machinea pump to maintain circulation during heart surgery; diverts blood from the heart and oxygenates it and then pumps it through the body hydraulic pump, hydraulic rama water pump that uses the kinetic energy of flowing water to force a small fraction of that water to a reservoir at a higher level inclined planea simple machine for elevating objects; consists of plane surface that makes an acute angle with the horizontal iris, iris diaphragmdiaphragm consisting of thin overlapping plates that can be adjusted to change the diameter of a central opening levera simple machine that gives a mechanical advantage when given a fulcrum lift pumppump used to lift rather than force a liquid up cartridge, magazinea light-tight supply chamber holding the film and supplying it for exposure as required oil pumpa pump that keeps a supply of oil on moving parts pothookan S-shaped hook to suspend a pot over a fire block, pulley, pulley block, pulley-blocka simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope reed, vibrating reeda vibrator consisting of a thin strip of stiff material that vibrates to produce a tone when air streams over it reelwinder consisting of a revolving spool with a handle; attached to a fishing rod big dipper, chute-the-chute, roller coasterelevated railway in an amusement park (usually with sharp curves and steep inclines) screw, screw propellera propeller with several angled blades that rotates to push against water or air stirrup pumpa hand-operated reciprocating pump; used in fighting fires suction pumpa pump for raising fluids by suction superchargercompressor that forces increased oxygen into the cylinders of an internal-combustion engine swivela coupling (as in a chain) that has one end that turns on a headed pin tenterhookone of a series of hooks used to hold cloth on a tenter trapezea swing used by circus acrobats turnbucklean oblong metal coupling with a swivel at one end and an internal thread at the other into which a threaded rod can be screwed in order to form a unit that can be adjusted for length or tension universal, universal jointcoupling that connects two rotating shafts allowing freedom of movement in all directions variable-pitch propellerpropeller for which the angle of the blades is adjustable watch keywinder consisting of a key with a square hole; used for winding some watches water pumpthe pump in the cooling system of an automobile that cause the water to circulate weathercockweathervane with a vane in the form of a rooster wheela 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) wind teeweather vane shaped like a T and located at an airfield mechanism device consisting of a piece of machinery; has moving parts that perform some function |
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