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英语 词库
Open System ['əupən'sɪstɪm]
计算, 缩写	OS
open system ['əupən'sɪstɪm]
信息技术	A model for the design of a network. The open systems interconnect OSI model defines groups of functionality required to network computers into layers. Each layer implements a standard protocol to implement its functionality. There are seven layers in the OSI model.
Open Systems
缩写, 军队, 商业	OS

Open Systems : 3 短语, 3 学科

一般	1
微软	1
通讯	1