threepiecen.三件一套的
threenum.三n.三;三个adj.三个的
three very important poets三尊山峰
three- spool gas turbine三轴燃气轮机
three dimensional incision三维接口
Three Yin Channels of Foot足三阴经
three dimensional moulding三维造型
three-fold symmetry axis三次对称轴线
three-phase Y connection三相Y型接法