bored¹adjective
feeling weary and impatient because one is unoccupied or lacks interest in one's current activity
觉得无聊的，觉得无趣的，空虚的
she got bored with staring out of the window.
她感到无聊，呆呆地盯着窗外。
they hung around all day, bored stiff.
他们整天无所事事地到处闲荡，无聊极了。
bored teenagers.
空虚的少年。

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用法
The normal constructions for bored are bored by or bored with. More recently, bored of has emerged (probably by analogy with other words, such as tired of), but this construction, though common in informal English, is not yet considered acceptable in standard English
bored²adjective
[incombination](of a gun) having a specified bore
（枪）有特定口径的
large-bored guns.
大口径枪。