大家在查： Yijun 忠祥 Zhongxiang 东兰鲁道夫洛佩兹 1999年12月14 去年新年 DURRES liujiahe 七月十四

PhysOrg.com——

PhysOrg.com——

PhysOrg.com——

PhysOrg.com——

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(PhysOrg. com) -- If you asked a child how they would make a helicopter go faster, they would probably tell you to add another engine .

如果你问一个孩子怎么让直升机更快一点，他们可能会告诉你加一个发动机。

2

(PhysOrg. com) -- Any photographer will tell you that having good lighting is essential to the success of a shot .

任何一位摄影师都会告诉你，拍摄好照片需要良好的照明。

3

(PhysOrg. com) -- Filtration systems used in homes in the developing world, says Kristen Jellison, can be made smaller and less expensive .

据 PhysOrg.com 报道 ——美国理海大学的研究人员表示，在发展中国家的家用净水过滤系统，可以做得更小，更便宜。

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(PhysOrg. com) -- The World Cup is in full swing , complete with an official new soccer ball named Jabulani, meaning "to celebrate " in Zulu.

世界杯正在全面展开，新的足球正式命名为 Jabulani ，是祖鲁语中 “庆祝 ”的意思。

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(PhysOrg. com) -- Usually , we think of spacetime as being four-dimensional , with three dimensions of space and one dimension of time .

通常，我们认为时空是四维的，由三个空间维和一个时间维组成。

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(PhysOrg. com) -- While the laws of physics weren't made to be broken , sometimes they need revision .

虽然物理定律不是用来被打破，但有时也需要修正。

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(PhysOrg. com) -- To most of us , Braille is largely a mystery .

对于我们中的多数人来说，布莱叶盲文非常的神秘。

10

(PhysOrg. com) -- The ability to remember the past and imagine the future can significantly affect a person 's decisions in life .

记忆过去，以及想象未来的能力，在相当大程度上可以影响一个人的生活决断。

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