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 kinds.有三种。three-leggedadj.三条腿的three cone bit三牙轮钻头three sections三切面three-hinged三铰的Three Idealism三个主义three sciences三理three-figureadj.三位数的Three Wise Men三大贤人threefold ring三联环