单词 | propeller |
释义 | propeller[ pruh-pel-er ] / prəˈpɛl ər / SEE SYNONYMS FOR propeller ON THESAURUS.COM nouna device having a revolving hub with radiating blades, for propelling an airplane, ship, etc. a person or thing that propels. the bladed rotor of a pump that drives the fluid axially. a wind-driven, usually three-bladed, device that provides mechanical energy, as for driving an electric alternator in wind plants. Origin of propellerFirst recorded in 1770–80; propel + -er1 Words nearby propellerpro patria, Propecia, propel, propellant, propellent, propeller, propeller head, propeller horsepower, propeller shaft, propeller wash, propelling pencil Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for propellerBritish Dictionary definitions for propellerpropeller / (prəˈpɛlə) / nouna device having blades radiating from a central hub that is rotated to produce thrust to propel a ship, aircraft, etc a person or thing that propels Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for propellerpropeller [ prə-pĕl′ər ] A device consisting of a set of two or more twisted, airfoil-shaped blades mounted around a shaft and spun to provide propulsion of a vehicle through water or air, or to cause fluid flow, as in a pump. The lift generated by the spinning blades provides the force that propels the vehicle or the fluid-the lift does not have to result in an actual upward force; its direction is simply parallel to the rotating shaft. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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