mainboard
uk
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/ˈmeɪn.bɔːd/us
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/ˈmeɪn.bɔːrd/ noun specialized the main printed circuit board that contains the CPU of a computer and makes it possible for the other parts of a computer to communicate with each other: The keyboards in most laptops are connected to the mainboard by a thin flat ribbon cable. 大多數筆記本電腦的鍵盤都是通過一根扁平電纜連接到主板的。