DC is used to refer to an electric current that always flows in the same direction. DC is an abbreviation for (缩略=) 'direct current'.
英英词典释义
Noun
1. the district occupied entirely by the city of Washington; chosen by George Washington as the site of the nation's capital and carve out of land ceded by Maryland and Virginia
2. an electric current that flows in one direction steadily
行业词典
计算机： = Damping Control,衰减控制，阻尼调整; = Data Cartridge, 盒式数据磁带; = Data Cell, 数据单元; = Data Center, 数据中心; = Data Channel, 数据通道; = Data Classifier, 数据分类机; = Data Code, 数据代码; = Data Collection, 数据收集; = Data Control, 数据控制；