没有人看起来无聊用英文怎么说

一种说法是 "look bored."

"Bored" 是英语中表示无聊的常用词汇，来源于英语单词 "bore"，有烦人、令人生厌的意思。

例句：

She looked bored during the meeting. (她在会议上看起来很无聊。)
The students looked bored in the lecture. (学生们在讲座中看起来很无聊。)