adj.乏味的，枯燥的，愚蠢的

She gave a vapid response to the reporter's question, as if her thoughts were elsewhere.
她对记者的问题给出了空洞无物的回答，似乎心不在焉。
His speech was vapid and lacked substance, leaving the audience unimpressed.
他的演讲内容空洞无物，没有实质内容，听众并不满意。
The vapid smile on her face belied the emptiness of her soul.
她脸上空洞的笑容掩盖了她内心的空虚。
After a long day at work, her usually vibrant personality became vapid.
在漫长的工作日后，她通常充满活力的性格变得有些乏味。
The vapid chatter at the party was starting to grate on his nerves.
聚会上无聊的闲聊让他感到烦躁。
Vapid celebrities often rely on superficial image rather than talent for fame.
空洞的名人往往依赖于表面形象而非才能来追求名声。
The author's writing style was so vapid that it failed to engage the reader.
作者的写作风格过于空洞，无法吸引读者。
A vapid existence is one without purpose or depth, filled with trivial pursuits.
空洞的生活没有目标和深度，只充斥着琐碎的追求。
The vapid commercial jingles on the radio grated on his ears.
收音机里播放的空洞商业广告歌曲让他觉得刺耳。
Her attempt at humor was so vapid that no one laughed.
她试图搞笑的方式如此空洞，以至于无人发笑。