informal, disapproving: arrogantly self-important; snobbish; haughty

• acting superior or too big for one's boots

过分自以为是或傲慢。

• 举止显得高傲、目中无人。

presumptuously exceeding one's perceived station, rank, or role

• not knowing one's place, in the speaker's view

表现得好像拥有超出自身地位的特权。

• 对既定等级或权威显得自以为是或不服从。