Am I being unduly cynical? Not a bit of it.

我太愤世嫉俗了？一点儿也。

He argued that the law was unduly restrictive.

他辩称法律约束性有些过了。

We’re not unduly worried.

我们并过担心。

It must not be thought that any one could have mistaken her for a nervous , sensitive, high-strung nature, cast unduly upon a cold, calculating, and unpoetic world.

你要以为，有人会把她错当成一个神经过敏、多愁善感、容易激动人，幸被抛入了一个冷漠无情精于算计缺乏诗意社会。