vapid

adj.索然乏味的

无趣的；索然无味的；枯燥的

形容词

1. The party was full of vapid conversations and boring people.
这个聚会充斥着索然无味的对话和无聊的人。
2. She couldn't stand his vapid jokes anymore.
她再也无法忍受他索然无味的笑话了。