说不出的

The old building had an intangible air of sadness about it.

那座古老建筑物周围笼罩着说不出凄凉气氛。

She suffered unspeakable trouble while she considered all these questions.

她在考虑这一切问题时,心中有说不出烦恼。

I felt an inexpressible relief.

我感到一种说不出。

He's pale on the face, wearing a big pair of glasses.Just like the black eyehole on the skull.No words can describe it's horrible and eerie.

色，而上却戴着一幅黑色硕大墨镜，就如一个骷髅上嵌着两个黑洞洞眼窝，说不出来阴森和恐怖。