But now, though her voice was still sweet, I found in its melody an indescribable sadness.

而此刻，虽然她甜蜜的嗓子依旧，但歌里透出了一种难以言喻的悲哀。

youdao

This is the soda green charm, indescribable, but real.

这就是苏打绿的魅力，无可名状，但实实在在。

youdao

Man: I can't figure out, but once the tiny, slim figure comes into sight, I have the indescribable feeling when my nose becomes sore and touching.

男人：不知为什么，看到阳台上那个小小的、单薄的身影，鼻子一下就涩涩的、酸酸的，心里有种说不出来的感觉。

youdao

But the feeling, the experience you get, is indescribable.

FORBES: The Changing Nature of Risk