Designating a device or process which employs or is operated by sound waves, esp. one which employs reflected echoes of sound pulses (cf. sonar, n.).
单词 | θ65500 |
释义 | the world > physical sensation > hearing and noise > thing heard > [adjective] > relating to sound waves > employing sound waves (1) sonic1919 Designating a device or process which employs or is operated by sound waves, esp. one which employs reflected echoes of sound pulses (cf. sonar, n.). |
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