单词 | Elmer Ambrose Sperry |
释义 | Elmer Ambrose Sperry (once / 1688473 pages) n WORD FAMILY Elmer Ambrose Sperry USAGE EXAMPLESElmer Ambrose Sperry, founder of Sperry Electric Company, designer of electric appliances and gyroscope stabilizer for ships and airplanes. Perry, Lawrence, Our Navy in the War(2010) n United States engineer and inventor of the gyrocompass (1860-1930) Syn|Exp Sperry applied scientist, engineer, technologist a person who uses scientific knowledge to solve practical problems artificer, discoverer, inventorsomeone who is the first to think of or make something |
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