three R rs读、写、算三种技能
threenum.三n.三;三个adj.三个的
three thousand six hundred and ninety(=3690) 三千六百九十
Three planting and three-harvesting三种三收
three-dimensional earthquake motion三维地震动
three-dimension electrode-biofilm三维电极-生物膜
three-dimensional profiling machine三向靠模铣床
three thousand one hundred and thirty(=3130) 三千一百三十
three dimensional computed tomography三维计算机断层扫描
three-phase power directional relay三相功率方向继电器