distinguishing
adjective uk/dɪˈstɪŋ.ɡwɪ.ʃɪŋ/ us/dɪˈstɪŋ.ɡwɪ.ʃɪŋ/
有区别的，显著的
A distinguishing mark or feature is one that makes someone or something different from similar people or things.
The main distinguishing feature of the new car is its fast acceleration. 这款新车明显的特点是加速度很快。