Adding external speakers allows pedestrians to hear the noise too.

添加外部扩声器同样能够使得行人听到汽车声音。

youdao

Doesn't need to be running all the time, as I adjust volume via external speakers.

并不是所有时间都需要运行它，因为我通过外部喇叭来调节音量。

youdao

Training events, visits from management, guest speakers, or various types of interest-based events can yield the same type of contacts as an external event.

培训活动，主管部门的参观，来宾的演讲，或者基于兴趣的各种内部活动都会提供同样的交际机会。

youdao

High-fidelity speakers are built in and include connections to accommodate headphones and external speakers.

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Engrave expensive accessories like car stereos, cellular phones, compact disc changers, external speakers, etc.

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The result is surround sound music without docking devices or external speakers.

BBC: Soundsynk