non-playing       
adjective [ before noun ] (also nonplaying) uk/ˌnɒnˈpleɪ.ɪŋ/ us/ˌnɑːnˈpleɪ.ɪŋ/
 不参加比赛的
not taking part in a game or sport
  He travelled to Hungary as a non-playing member of the team. 他作为不上场的球员跟随球队前往匈牙利。 
 She was later appointed non-playing captain of the American ladies' team.
 - More examples
 - The golf resort has excellent facilities for non-playing partners to enjoy.
 - She was the non-playing captain of the Australian team that came third in the world championships.
 - The club's financial situation is so bad that non-playing staff have not been paid for two months.