recognition/ rεkəg'nɪʃən /

1.noun [of person] [ place] 
(identification) 认出

2.noun [of problem] [ fact] 
(understanding) 承认

3.noun [of achievement] 
(approval) 认可

to change beyond recognition
变化得使人认不出来
in recognition of
为酬答…而
to gain recognition
得到承认