1.级长,班长
1.the student whose academic achievements are highest in a school, subject, or class
1.Two years ago, some friends decided to skip an anniversary trip so they could use the money to buy a super-expensive Dux bed.
两年前,几个朋友决定取消周年纪念的旅行,用那笔钱买了一张昂贵的Dux床。
2.A better term : DUX ( designing for user experience )
一个更好的术语:为用户体验而设计