可能有点乱，我不知是不是最准确的
     Pizza City, a young medical college students, are kneeling to pray inside the cathedral. In addition to an annoying chain rub touched the sound of a quiet hall. A sexton, just to fill the top of a church, hanging down from the lamp, carelessly let it swing back and forth in the air. The hanging lamps swinging a chain of sound to scare away the former Gurkha this student, causing him a series of thinking. Suddenly, he jumped up to the move so much surprised the other worshipers. In the swinging lamp in a rhythm, he seems to have been a flash of surprise attack. He felt that the rhythm of the chain seems to be a regular, then the sound of a hanging lamp light before the Cameroon put one for each round trip time spent as long as it seems, even though from a distance getting smaller and smaller. His feeling is correct? If correct, then he is finding a miracle. He decided immediately to go home, immediately go to find out whether it is dazzled look, or discovered a great truth of nature. He was a home, they recruited two the same length of rope, each dropping a weight on the same lead weights, ropes were tied to two different hall pillar, ready to do his experiment. He asked his godfather Muqi Ke iron Baghdadi to help him carry out this experiment: "You This rope swing a few times, I find that one." The old man-Song a shrug. "Galileo is a crazy idea." He murmured, but he agreed to help. Galileo holding two lead pendulum will be a drag from the vertical line the location of four palms wide, and the other 
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