详细解释:n. 新贵, 暴发户, 自命不凡者
a. 暴富的
词型变化：
动词过去式:upstarted过去分词:upstarted现在分词:upstarting第三人称单数:upstarts英语解释：
名词 upstart:
an arrogant or presumptuous persona person who has suddenly risen to a higher economic status but has not gained social acceptance of others in that class同义词：parvenu, nouveau-riche, arriviste