adj.变得(或损坏得)难以辨认的，无法识别的

The ancient manuscript was so deteriorated that it was virtually unrecognizable.
这份古代手稿已经严重破损，几乎无法辨认。
After the storm, the landscape was unrecognizable compared to its former state.
暴风雨过后，地貌与以前的样子截然不同。
The building's facade has been altered so much that it's now unrecognizable to old timers.
建筑的外观改变得如此之多，以至于老一辈的人已经认不出来了。
The celebrity had plastic surgery, and now she's completely unrecognizable.
那位明星做了整形手术，现在她完全变了模样。
The burned car was so badly damaged that it was unrecognizable as a vehicle.
被烧毁的汽车损坏得如此严重，以至于它已经看不出原来的样子了。
The translation was so poorly done that the original meaning was completely unrecognizable.
这次翻译做得太糟糕了，原文的意思完全变了样。
The once-thriving town is now unrecognizable due to decades of neglect and economic decline.
曾经繁华的小镇因为几十年的忽视和经济衰退，现在变得面目全非。
The child's voice had changed so much during puberty that his parents found him unrecognizable on the phone.
那孩子在青春期声音变化如此之大，以至于他的父母在电话里都认不出他来。
The painting was so heavily restored that it bore little resemblance to its original, unrecognizable condition.
这幅画经过大量修复后，与原始、难以辨认的状态几乎没有相似之处。
After the earthquake, the city was reduced to rubble, leaving it utterly unrecognizable to its inhabitants.
地震之后，城市变成了废墟，对于居民来说，它完全变得无法辨认。