他们开始吵架并开始相互攻击。
自由的跟我们分享你们跟孩子们相处的经验。孩子们因为厌倦开始相互攻击时你是如何阻止他们的？
Feel free to tell us about your experience of traveling with children. What did you do to keep them from killing each other out of boredom?
如果美苏开始相互核攻击，孩子们就要蹲到课桌下面。
If a nuclear exchange began, children were to crouch beneath their desks.
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