If you hear me sound the horn, the Watchers have returned!

如果你听见我吹响了号角，表示守望者回来了！

youdao

She bound my spirit here, so I can sound the horn if the watchers returned.

她将我的灵魂锢守在此，让我能在看见守望者归来时吹响号角。

youdao

No sudden braking, turning; when turning or overtaking use the indicator lights and sound the horn.

严禁急刹车或急转弯，转弯或超车时需打转向灯、鸣喇叭。

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

The victim began to sound the horn of the vehicle in a bid to get him to stop.

BBC: Sex offender jailed for five years for Perthshire van rape

Townspeople gathered along its docks waiting for the horn to sound, local officials said.

WSJ: Italian Captain: 'We Abandoned the Ship'

When I met him, Quijada was preparing to deliver a talk on the topic of phonoaesthetics, that hard-to-pin-down quality which gives a language its personality and makes even the most argumentative Italian sound operatic, the most romantic German sound angry, and Yankee English sound like a honking horn.

NEWYORKER: Utopian for Beginners