单词：curvature of cornea
单词：curvature of cornea 相关文章
1. A judge has found 3 New York Police detectives not guilty in the shooting death of an unarmed man. The officers shot Sean Bell 50 times just hours before his wedding. Rev. Al Sharpton has called for a federal investigation. 2. An eight-mile stretc
美联社新闻一分钟2008年(四)月
For many of us, walking in the rain can be a pleasant and even soothing experience. For those of us who wear glasses, though, drops of water on the lenses and obscured vision can have us running for c
有声英文阅读
The Blurry World Underwater When you open your eyes underwater, things look blurry, but with goggles, everything looks perfectly clear. Why cant we landlubbers focus underwater without goggles? First, we need to explore how our eyes focus when were h
英语听力文摘 English Digest
还记得孙燕姿那首红遍大江南北的《绿光》吗？翻越过前面山顶、层层白云，绿光在哪里？不知道有多少人跟小编一样，以为歌里的绿光只是对幸福的比喻。而其实在现实中，绿光是真实存在
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The analogy that is usually given for explaining the curvature of space is to try to imagine someone from a universe of flat surfaces, who had never seen a sphere, being brought to Earth. No matter how far he roamed across the planet's surface, he wo
万物简史
激光手术，大饱眼福 For many of us, walking in the rain can be a pleasant and even soothing experience. For those of us who wear glasses, though, drops of water on the lenses and obscured vision can have us running for cover. Interested in re
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人工生物角膜在中国研发成功 According to statistics, visual impairment for one forth of China's blind population was caused by problems with the cornea. For these people, a cornea transplant is the only hope they have of seeing again. In
英语新闻
Colored contacts give the wearer a doe-eyed, innocent, childlike appearance. But experts warn that the eye candies can be dangerous. 彩色隐形眼镜能使佩戴者眼神看上去天真无邪，外表略带孩子般的纯真。但专家警告说，这
中英双语新闻