1. 旁观者，局外人
2. 观众
3. 目击者
4. 观察者
5. 看热闹的人

1. [C] 观众，旁观者 a person who watches (especially an event or sport) without taking part

1. a close observer; someone who looks at something (such as an exhibition of some kind);

   "the spectators applauded the performance"
   "television viewers"
   "sky watchers discovered a new star"
   

2. a woman's pump with medium heel; usually in contrasting colors for toe and heel

1.(尤指体育比赛的)观众
Aspectator is someone who watches something, especially a sporting event.

spectator的反义词

e.g. Thirty thousand spectators watched the final game.
3 万名观众观看了决赛。

1. 旁观者：艾迪生的名字在[[文学史]]上常常与他的好朋友[[理查德·斯蒂尔]](Richard Steele)一起被提起,两人最重要的贡献是创办两份著名的杂志<>(''Tatler'')与<>(''spectator'').

2. 目击者：--查理斯.韦伯斯特爵士(Sir Charles Webster),<>(spectator)9.如此宏伟的艺术作品,他再创了当时最高阶层的氛围,并让读者感到似乎站在他身旁,一如他本人般指挥著英国战争直到最终.