multiplicity
/ˌmʌltɪˈplɪsəti/A multiplicity of things is a large number or a large variety of them. 大量; 多种多样
noun [具体名词] 多样性;[物] 多重性
This situation can be influenced by a multiplicity of different factors. 当前的形势可能受到各种不同因素的影响。