adj.永久的；永恒的；一再往复的

He was perpetual president of the country. 他是该国的终身总统。

He has run his course and takes his perpetual rest. 他已走完他的行程而长眠了。

She lives in perpetual fear of being discovered. 她永远生活在怕被发现的恐惧中。

It is the secret of perpetual youth. 它是青春永驻的秘诀。

He was irritated by their perpetual complaints. 他们一再发牢骚把他惹火了。

I'm tired of your perpetual nagging. 我对你无休止的唠叨厌烦了。

My life's dream has been a perpetual nightmare. 我的生涯一直是个重复不断的恶梦。