ADJ-GRADED
烦恼的;担心的;不安的
If someone is perturbed by something, they are worried by it.
例句
He apparently was not perturbed by the prospect of a policeman coming to call...
显然，对警察可能会上门来访，他并没有表现得很不安。
She was really quite perturbed at the prospect.
她对前景十分担心。