three Ps三P
threenum.三n.三;三个adj.三个的
three phase current三相电流,三相交流
three is consistent三者一致
three-row bearing三列轴承
three coaxial coils共轴三线圈
Three Goods student三好学生
three great virtues三达德
three level control三级控制
three score and tennum.旧约(人生的正常寿命为七十)
three ways to boost不同工艺复合加工
three fortification“三加强”