1. In philosophy and logic, counterfactuals are statements about what would have happened if circumstances were different.
（在哲学和逻辑中，反事实是关于如果情况不同会发生什么的陈述。）
2. It's just a counterfactual scenario, there's no point in dwelling on what could have been.
（这只是一个反事实的情景，纠结于本可以发生的事情上没有意义。）