be perturbed by sth/sb
by后接令人不安的事物或人。
She was perturbed by the sudden change in plans.
她被计划的突然改变弄得心烦意乱。
烦躁不安的；忧虑的
不安的；慌乱的；稍作修改的；烦燥不安的
worried or anxious; not calm
不安的；慌乱的
Disturbed; flustered.
稍作修改的
Slightly modified.
She seemed perturbed by the unexpected change of plans.
她似乎因计划突然改变而感到不安。
用法提示：这里 perturbed 是形容词，作表语，描述某人忧虑不安的状态。
His perturbed expression made everyone in the room uncomfortable.
他不安的表情让房间里的每个人都不舒服。
用法提示：这里 perturbed 是形容词，作定语修饰 expression，表示“不安的”。
I felt perturbed when I realized I had left my keys at home.
当我意识到把钥匙落在家里时，我感到很不安。
用法提示：这里 perturbed 是形容词，跟在 felt 后作表语，表示“忧虑的”。
by后接令人不安的事物或人。
She was perturbed by the sudden change in plans.
她被计划的突然改变弄得心烦意乱。
at/about后接事件或情况。
He was perturbed at the news of the accident.
他对事故的消息感到不安。
feel后接形容词，表示主观感受。
I feel perturbed when I think about the exam.
想到考试我就感到焦虑不安。
grammar · medium
易错句子The news is perturbed.
正确表达The news is perturbing.
“perturbed” 表示人感到烦扰的状态，不能用来描述事物本身；表达事物令人烦扰时，应使用现在分词形式 “perturbing”。
grammar · medium
易错句子The unexpected event perturbed.
正确表达The unexpected event perturbed everyone.
“perturb” 是及物动词，必须带宾语；单独使用 “perturbed” 作为过去式时缺少宾语，句子不完整。
perturbed 侧重内心焦虑不安；disturbed 侧重被外界打扰或精神失常
perturbed 强调内心的不安；agitated 强调外在的激动或烦躁行为
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