名詞 upstart:

1. an arrogant or presumptuous person
2. a person who has suddenly risen to a higher economic status but has not gained social acceptance of others in that class
   同義詞：parvenu, nouveau-riche, arriviste
3. a gymnastic exercise performed starting from a position with the legs over the upper body and moving to an erect position by arching the back and swinging the legs out and down while forcing the chest upright
   同義詞：kip

形容詞 upstart:

1. characteristic of someone who has risen economically or socially but lacks the social skills appropriate for this new position
   同義詞：nouveau-riche, parvenu, parvenue

1. He was a new upstart and a gentleman of the first head.
   他是個暴發(fā)戶，是個新封的貴族。
2. You can't marry that young upstart!
   你可不能嫁給那個年輕的暴發(fā)戶！