总线 zǒngxiàn bus Definitions Defs Origin Strokes Stroke Words Sentences Sents 数据总线 shùjùzǒngxiàn data bus data bus (computer)前端总线 qiánduānzǒngxiàn front-side bus (computing) front-side bus (FSB)通用串行总线 tōngyòngchuànxíngzǒngxiàn USB (computing) Universal Serial Bus; USB