| 单词 | sound barrier |
| 释义 | sound barrier (once / 107449 pages) n WORD FAMILY sound barrier USAGE EXAMPLESThe British desperately want his help in developing a plane that can break the sound barrier, but Dieter won’t cooperate. New York Times(Nov 13, 2016) Flying an experimental plane high above the Mojave Desert, Chuck Yeager broke the sound barrier, officially a first in manned-aviation history. New York Times(Oct 14, 2016) The accident happened moments after the plane had ignited its engine and just as it was accelerating past the sound barrier. BBC(Sep 09, 2016) n the increase in aerodynamic drag as an airplane approaches the speed of sound Syn|Hyper sonic barrier drag, retarding force the phenomenon of resistance to motion through a fluid |
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