upstart
/ˈʌpstɑːt/noun
1
- derogatory a person who has risen suddenly to wealth or high position, especially one who behaves arrogantly〈贬〉暴发户, 新贵：
the upstarts who dare to challenge the legitimacy of his rule
敢于挑战他的统治地位合法性的新贵
as modifier an upstart leader.新冒出来的领导。
2
- Gymnastics a series of movements on the parallel or asymmetric bars, by which a gymnast swings to a position in which their body is supported by their arms above the bar, especially at the start of a routine【体操】屈伸上, 屈伸起。