pretentious
🇺🇸
/prɪˈtenʃəs/
🇬🇧
/prɪˈtenʃəs/
acting as if more important or special than is actually the case, to impress others
He made a pretentious speech that didn't impress anyone.
他发表了一篇自命不凡的演讲,但并没有给任何人留下深刻印象。