Sound Horn For Service.

需要人工服务请响喇叭。

youdao

They can push down the thirteenth partial and bring up the fifteenth and thereby change the sound of a clarinet into a French horn.

他们可以压低第十三分音，或者提高第十五分音，从而将单簧管的声音变成圆号的。

youdao

Ok . I have seen the light of alarm roating light and heard the sound of the alarm horn .

对。我已经看到报警旋转灯的灯光、听到报警喇叭的声音。

youdao

The horn obviously is a brass instrument and what makes the sound is a vibrating column of air.

显而易见的,圆号是个铜管乐器,它通过震动空气柱来发出声音

耶鲁公开课 - 聆听音乐课程节选

They can push down the thirteenth partial and bring up the fifteenth and thereby change the sound of a clarinet into a French horn.

压低第十三分音,或者提高第十五分音,从而将单簧管的声音变成圆号的

耶鲁公开课 - 聆听音乐课程节选

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