threedadj.三维的(立体的;体型的;有立体感的;真实的)
threenum.三n.三;三个adj.三个的
three channel三通道
three pagodas三塔
three-index三足标
three-toned三音调的
three-truss三主桁
Three days.三天。
three changes三变
three factors三要素
three-ridge三桥蛤
three-fluten.三槽