| 单词 | airfoil |
| 释义 | airfoil (once / 214897 pages) n WORD FAMILY airfoil: airfoils USAGE EXAMPLESThey say this elastic airfoil can morph continuously to reduce drag, increase stall angle, and reduce vibration control flutter. Wall Street Journal(Nov 04, 2016) Pietro Rosa is a leading maker of compressor airfoils for gas turbines. Washington Times(Feb 20, 2016) Based in Portland, Ore., the 62-year-old company makes products that include turbine airfoils and valves and bolts and nuts for airplanes. New York Times(Aug 09, 2015) n a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight Syn|Hypo|Hyper aerofoil, control surface, surface aileron an airfoil that controls lateral motion elevatorthe airfoil on the tailplane of an aircraft that makes it ascend or descend flap, flapsa movable airfoil that is part of an aircraft wing; used to increase lift or drag horizontal stabiliser, horizontal stabilizer, tailplanethe horizontal airfoil of an aircraft's tail assembly that is fixed and to which the elevator is hinged rotary wing, rotor bladethe long airfoil that rotates to provide the lift that supports a helicopter in the air ruddera hinged vertical airfoil mounted at the tail of an aircraft and used to make horizontal course changes spoilera hinged airfoil on the upper surface of an aircraft wing that is raised to reduce lift and increase drag spoileran airfoil mounted on the rear of a car to reduce lift at high speeds stabilizerairfoil consisting of a device for stabilizing an aircraft vertical tailthe vertical airfoil in the tail assembly of an aircraft wingone of the horizontal airfoils on either side of the fuselage of an airplane horizontal tailthe horizontal stabilizer and elevator in the tail assembly of an aircraft landing flapa flap on the underside of the wing that is lowered to slow the plane for landing tail fin, tailfin, vertical fin, vertical stabiliser, vertical stabilizera stabilizer that is part of the vertical tail structure of an airplane device an instrumentality invented for a particular purpose |
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