I have a motherboard with onboard sound.

我使用的是主板的板载音效芯片。

youdao

The onboard Tone control allows you to tailor the overall sound to your liking.

内建色调控制让您身整体声音，你的心意。

youdao

Sound is taken from the onboard microphone of the camera, and especially in comedies, laughter can often be heard during the film.

由 于声音是从摄像机自带的话筒录制，所以经常会录到观众的笑声等声音，尤其是喜剧片。

youdao

There is a pair of high-quality custom speakers that give impressive 30W onboard sound.

ENGADGET

Some data, such as huge sound files of marine mammal vocalizations, remain onboard for future retrieval.

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You're also getting a 2.5-inch LCD, VGA video at 30fps, and 16MB of onboard memory, plus, the few downsides here don't sound all that bad: below average life from the included rechargeable battery, only six steps on the optical zoom, and an Exposure Compensation setting that doesn't auto-reset are the only gripes this reviewer had.

ENGADGET: Fuji's six megapixel Finepix F470 reviewed