It tasted indescribably bland and insipid, like warmed cardboard.

这东西尝起来太淡而无味了，就像加热过的纸板一样。

《柯林斯英汉双解大词典》

After listening to my words, my father indescribably happy.

听了我的话，爸爸别提有多开心了。

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The mood was light and defined by an indescribably strong air of unity.

氛围是轻松的，空气中充满着无法形容的团结气氛。

youdao

To see this magnificent accomplishment of humanity against the backdrop of the indescribably beautiful Earth 250 miles below was breathtaking.

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You're probably racing to or from work along with hundreds of other people and the anxiety level you feel is indescribably high.

WSJ: Review of Tink�� and HeartMath Inner Balance Sensor for iOS

"The mishandling of rape cases is making double victims of women who have already suffered an indescribably horrific event, " City Council Speaker Christine Quinn said.

CNN: More than 800 NYC rape cases reviewed for mistakes