DMA
noun/ˌdiː em ˈeɪ/
/ˌdiː em ˈeɪ/
[uncountable] (computing)- a means by which a computer component that serves peripheral devices, such as a printer, can access the main system memory without involving the central processing unit (the abbreviation for ‘direct memory access’)
直接存储器存取，直接内存存取（全写为 direct memory access，无须使用中央处理器）