beyond/out of (all) recognition

1. 无法认出
   The town has changed out of all recognition since I was there ten years ago.

   这个镇在我离开后的十年里变得认不出来了。

in recognition of

1. 褒奖
   He was awarded a knighthood in recognition of his truly great contribution to the British cinema.

   他因对英国电影的贡献而被授予爵位。