differentiation
noun uk/ˌdɪf.ər.en.ʃiˈeɪ.ʃən/ us/ˌdɪf.ə.ren.ʃiˈeɪ.ʃən/
[ C ]区别，区分，辨别
the act of differentiating
a differentiation between mental illness and mental disability 精神疾病与精神障碍之间的区别
[ U ]差异化
the process of becoming or making something different
Product differentiation is essential to the future of the company. 产品差异化对公司的未来至关重要。