Moreover, the kids we have are vulnerable for long periods of time and require our resources.

而且，我们的孩子很长一段时间,易受伤害,我们需要保护它们。

耶鲁公开课 - 心理学导论课程节选

Presumably, a part of his brain quickly mobilized his faculties to scope out how to flee and how to take steps to avoid a vulnerable predicament in the future.

假定，他的一部分大脑,快速调动身体各部位,思考如何逃跑，如何采取措施,避免将来易受伤害的窘状。

耶鲁公开课 - 心理学导论课程节选