loudspeaker
US /ˈlaʊdˌspiː.kɚ/
UK /ˈlaʊdˌspiː.kɚ/
1.
揚聲器, 喇叭
a device that converts electrical signals into sounds, typically as part of a public address system or sound reproduction system.
:
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The announcement was made over the loudspeaker.
通知是透過揚聲器發出的。
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We need to connect the microphone to the loudspeaker for the event.
我們需要將麥克風連接到揚聲器以進行活動。