Definition: too interested in your own appearance and thinking you are very attractive Level: C2
她虚荣心极强。
She is terribly ___vain.
当人们经常受到赞美时，许多人会变得虚荣。
Many people become ___vain when they receive constant compliments.
他对自身外表的虚荣执念，周围的人都看在眼里。
His ___vain obsession with his looks was evident to everyone around him.
