It's possible that he genuinely didn't know what to do, that he wasn't smart enough to understand that he needed to point to the other one.

有可能他是真的不知道该做些什么,他还不够聪明,无法理解他需要指向另一个物体

耶鲁公开课 - 心理学导论课程节选

well, that wasn't quite long enough, really,

时间也不够长，真的。

关于伦敦眼的回忆 - SpeakingMax英语口语达人