基本解释n.多柱面(多圆柱体)同根派生 polycylinder相关词英汉例句ON RIEMANN BOUNDARY VALUE PROBLEMS FOR FUNCTIONS OF SEVERAL COMPLEX VANABVLES IN THE GENERALIZED POLYCYLINDER 多复变函数在广义多圆柱区域上的黎曼边值问题polycylinder更多例句