A condition arising when two or more data stations attempt to transmit at the same time over a shared channel, or when two data stations attempt to transmit at the same time in two-way alternate communication.
分词翻译
数据的英语翻译：
data 【计】 D; data 【化】 data 【经】 data; datum; figure; quantitative data
站的英语翻译：
stage; stand; station; stop 【计】 station 【化】 platform; station 【医】 plant; station
