非参赛选手可以坐在观众席上观看比赛。

___Non-players can sit in the stands to watch the game.

这个任务需要你和几个电脑控制的非玩家角色合作。

This quest requires you to team up with several ___non-player characters.

作为艺术界的局外人，他提供了非专业人士的独特见解。

As a ___non-player in the art world, he offered unique insights from an outsider's viewpoint.