threenum.三n.三;三个adj.三个的
three-layer double spiral三层双螺旋
Three Mountains of Lake Tai太湖三山
three-step and two-form三阶段-两形式
three thousand and fourteen(=3014) 三千零十四
three-terminal circulator三通路循环器,三通循环器
three fundamental questions三个基本的哲学问题
three-level return system三级返回系统,三级记录系统