研究表明，如果给定15分钟的自由玩耍时间，四到五岁的孩子会将其中三分之一的时间花在有关空间、数学和建筑的活动上。

Research shows that given 15 minutes of free play, four- and five-year-olds will spend a third of this time engaged in spatial, mathematical, and architectural activities.

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他们住在贝瑟尔西南方向45分钟车程的潘恩布什，波比是个小学护理员，而尼克曾经是个木工，不过已经退休了，现在是奥兰治县的建筑检查员。

Bobbi is an elementary school nurse; Nick, a retired carpenter, is a building inspector for Orange County.

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美军特别行动小组在这座建筑物中滞留不到40分钟，没有遇到任何巴基斯坦当地官员。

The U.S. special operations team remained in the compound for less than 40 minutes and did not encounter any local Pakistani authorities.

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