基本解释adj.自吹自擂的；傲慢的同根派生 bumptiousness相关词英汉例句用作形容詞 (adj.)His classmates called him a show-off because of his bumptious airs.由於他老是裝出一副自以爲是的架勢,所以同學們就叫他“自大的夜郎”。bumptiousness更多例句