无定性，不定性...

Alumni resources have the characteristics of definiteness and indefiniteness , visibility and invisibility, individuality and group identity.它具有确定性和不确定性、有形性与无形性 、 个体性和群体性等特点.Apprehend the world's indefiniteness, whi...

indefiniteness的音标：indefiniteness的英式发音音标为：[ɪn'defɪnətnes]indefiniteness的美式发音音标为：[ɪn'defɪnətnes]...