这一分钟，一片青翠的山谷从山下延展开来印入眼帘，一所所房屋点缀其间。
One minute a verdant, terraced valley dotted with houses stretched out below.
没有了碗与碗碰撞的叮当声，没有了餐桌上的大家的欢笑声，没有了钟摆摆动的嘀答声和钟的报时声，完全是一片寂静。
No bowls clanging, no laughter over the dinner table, no ticking or chiming of the clock-all was still.
他们搜寻的时候，是先对同一片天空拍摄4张照片，每次曝光间隔10分钟，然后在计算机屏幕上比较它们的差异。
They start by taking four pictures of the same patch of sky, with ten minutes between each exposure, and compare them on a computer screen.
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