单词：bystanders
bystanders的用法和样例：
例句
- A group of bystanders was invited to join in the game.一群看热闹的人被邀请一起玩游戏。
- The bystanders began now to look at each other, nod, wink significantly, and tap their fingers against their foreheads.这时，看热闹的人一个个你望着我，我望着你，点着头，会意地眨着眼，用指头轻轻敲着自己的额角。
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