举个例子，在火车前方的铁轨上有5个铁路工人，火车正在前进，这些人必死无疑除非实验主体即故事中的旁观者不袖手旁观。

For example: there are five railway workmen in the path of a runaway carriage. The men will surely be killed unless the subject of the experiment, a bystander in the story, does something.

youdao

举个例子，在火车前方的铁轨上有5个铁路工人，火车正在前进，这些人必死无疑除非实验主体即故事中的旁观者不袖手旁观。

For example: there are five railway workmen in the path of a runaway carriage. The men will surely be killed unless the subject of the experiment, a bystander in the story, does something.

youdao