a PC with on-board sound是什么意思？

a PC with on-board sound

有板上声卡的个人电脑

PC

abbr. personal computer 个人计算机，price(s) 价格，percentile 百分点，percentage 百分数；

例句
It's cheaper to buy software bundled with a PC than separately.
购买和个人电脑一起捆绑销售的软件要比单买便宜。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

sound

n. 声音，声响，音调，声调，声波，嘈杂声；vi. 响，发声，听起来，好像，回响，[音乐]乐器等被奏响；vt. 使出声，使发声，清楚地发出，宣布，发表，颂扬；adj. 健全的，合理的，完好的，无损的，明智的；adv. 彻底地，充分地；

例句
Their sleep is regularly disturbed by the sound of gunfire as criminal gangs settle their nightly accounts.
他们经常被黑帮每晚火拼的枪声所吵醒。