Three As三个自动化
threenum.三n.三;三个adj.三个的
three phase motor三相电动机
three deck vessel三层甲板船
three layer diode三层二极管
threephase switch三相开关
three gold medals三金
three-room flat三室一套的房间
three period nets三期网
three-gap model三缺口模型
three units array三元阵
three finger rule[电] 三指定则