supercilious
adjective disapproving uk/ˌsuː.pəˈsɪl.i.əs/ us/ˌsuː.pɚˈsɪl.i.əs/
傲慢自大的，目中无人的，目空一切的
behaving as if you are better than other people, and that their opinions, beliefs, or ideas are not important
He spoke in a haughty, supercilious voice. 他说话时语气傲慢，目中无人。
Synonyms: haughty imperioussneering snidesniffy