n.旁观者

原形：bystander复数：bystanders

At a different point, Tom had an exchange with a bystander.
在另一个时间，汤姆曾和一名旁观者有过交流。
The bullet killed a bystander.
这一颗子弹打死了一个旁观者。
The bystander effect occurs when individuals witness an emergency but do not intervene, assuming that someone else will take responsibility.
旁观者效应发生在个人目睹紧急情况但不介入时，以为其他人会承担责任。
A bystander at the scene quickly called the police after witnessing the accident.
事故现场的一名旁观者在目击后迅速报警。
It's important for everyone to learn CPR because a bystander's quick action can save a life in cardiac arrest situations.
每个人都学习心肺复苏术很重要，因为在心脏骤停情况下，旁观者的快速行动可以挽救生命。
The bystander provided a detailed description of the suspect to the detective.
那位旁观者向侦探提供了嫌疑人的详细描述。
In the experiment, participants were more likely to help when they were the only bystander rather than one among many.
在实验中，当参与者是唯一旁观者而非众多旁观者之一时，他们更可能提供帮助。
The bystanders formed a human chain to rescue the child who had fallen into the river.
旁观者们手拉手形成人链，救出了掉进河里的孩子。
The bystander's testimony contradicted the defendant's account of what had happened.
旁观者的证词与被告对事件经过的陈述相矛盾。
It's a common misconception that bystanders are legally required to intervene in violent crimes; in most jurisdictions, there is no such duty.
一个常见的误解是，法律要求旁观者必须介入暴力犯罪；实际上，在大多数司法管辖区，并没有这样的义务。
The bystander Effect illustrates how social influence can sometimes lead people to avoid taking action in emergencies.
旁观者效应说明了社会影响有时会促使人们在紧急情况下避免采取行动。
Encouraging bystander intervention through education and awareness campaigns can significantly increase the likelihood of positive outcomes in crisis situations.
通过教育和提高意识运动鼓励旁观者介入，可以显著增加危机情况下积极结果的可能性。