unreadable
US
UK unreadable adj: (text, handwriting: illegible) (字迹等)
SC 不可读的，难以辨认的 bù kě dú de，nán yǐ biàn rèn de
The letter was unreadable because the handwriting was so untidy.
unreadable adj: figurative (poorly written)
SC 不值一读的 bù zhí yì dú de
SC 令人不忍卒读的 bù zhí yì dú de，lìng rén bù rěn zú dú de
So much technical jargon makes the article unreadable.