| 释义 | 
             
                sonic sounder
                
            undergrounder在地面下工作的人supersonicsn. 超音波学
 音速的yīn sù de 
 sonic发声者fā shēng zhě 
 sounder音爆yīn bào 
 sonic boom音波的yīn bō de 
 sonic测深员cè shēn yuán 
 leadsman, sounder音响发声器yīn xiǎng fā shēng qì 
 sounder音感水雷yīn gǎn shuǐ léi 
 sonic mine回音测深器huí yīn cè shēn qì 
 echo sounder声音的shēng yīn de 
 audio, sonic, throaty, vocal音障yīn zhàng 
 sonic barrier, sound barrier, transonic barrier声波shēng bō 
 sonic wave; sound wave; acoustic wave; elastic wave
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