释义 |
roll-off \ˈ ̷ ̷ˌ ̷ ̷\ noun (-s) Etymology: from roll off, v. 1. : a tendency of an airplane especially at high speed to lower one wing 2. : a gradual decrease in efficiency of transmission in a sound recording system with a rise or lowering of the frequency range past a particular frequency 3. : a play-off match in bowling |