vainglorious

His vainglorious speech annoyed everyone at the meeting.

他在会上虚荣自负的发言惹恼了大家。

用法提示：vainglorious 作定语修饰 speech，表示“虚荣自负的”。

After winning the award, she became vainglorious and ignored her old friends.

获奖之后，她变得虚荣自负，不再理睬老朋友。

用法提示：vainglorious 作表语，与 became 连用，表示“变得虚荣自负的”。

He was too vainglorious to admit that the idea came from his colleague.

他过于虚荣自负，不肯承认这个主意来自同事。

用法提示：vainglorious 作表语，构成 too...to... 结构，表示“过于虚荣自负而不肯…”。