Expansion card

（重定向自Computer card）

The expansion card (also expansion board, adapter card or accessory card) in computing is a printed circuit board that can be inserted into an electrical connector, or expansion slot on a computer motherboard, backplane or riser card to add functionality to a computer system via the expansion bus.

单词	Computer card
释义	Computer card 原声例句考研高分英语作文 There are usually long lines waiting for assistance and for use of the computer card catalogue. 说等待帮助和使用电子卡片目录总是要排长队。英语百科 Expansion card （重定向自Computer card） The expansion card (also expansion board, adapter card or accessory card) in computing is a printed circuit board that can be inserted into an electrical connector, or expansion slot on a computer motherboard, backplane or riser card to add functionality to a computer system via the expansion bus.
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