commissioned  
adjective uk/kəˈmɪʃ.ənd/ us/kəˈmɪʃ.ənd/
  (MILITARY)      
 military specialized获委任(为军官)的 
(of a member of the armed forces) having achieved the rank of officer by receiving a commission (= an official order) rather than by rising from the lower ranks
  On leaving Cambridge he did his military service as a commissioned officer in the Royal Engineers.
 He was the first African-American to serve as a commissioned Navy officer. 他是第一位获委任为海军军官的非洲裔美国人。 
 Compare: non-commissioned
 - More examples
 - University graduates who enter the armed forces must still apply to become comissioned officers; it's not automatic.
 - Squadron Leader is a commissioned rank in the Royal Air Force.