“不。”他回答，“我怎么会知道？”

"No," answered he, "how should I know?"

youdao

我们怎么会知道他是个笨蛋呢？

How were we to know that he was a numbskull?

《柯林斯英汉双解大词典》

我怎么会知道呢，我又没有特异功能！

How am I supposed to know—I'm not psychic!

《牛津词典》

For most children and most of you, I hope, the answer's pretty clear: Autistic children will often just shrug, say, "How could I know?"

对于多数儿童和成人来说,但愿,答案非常明显,孤独症儿童通常只是耸耸肩,说,"我怎么会知道"

耶鲁公开课 - 心理学导论课程节选

How does Rituparna know how to gamble?

睿都巴若那怎么会知道如何赌博

耶鲁公开课 - 金融市场课程节选