An act designed to include several discrete items of information in one unit of information. 把若干離散的信息項組合到一個信息單位中的動作。
An electronic circuit or mechanical device capable of assuming either of two stable states,especially a computer circuit used to store a single bit of information. 觸發器，雙穩態多諧振蕩器一種能采用兩種穩定狀態中任一種的電子電路或機械裝置，尤指用于儲存單個信息單位的計算機電路。
A topic is a unit of information that describes a single task, concept, or reference item. 主題是用來描述單一任務或概念或引用項的信息單元。
