不秘not sound
耳鸣如蝉声ringing in the ears like the sound of cicadas
乐声保健饮料lovely sound health drink
强音Strong Sound
语音音高pitch of speech sound
爆炸声detonation sound【声】;explosion sound【声】
【运输】用打字机的消音装置相结合stands with sound-damping or shock-damping devices for TYPEWRITER(S)
单系统录音single system sound recording【电影】