单词：fiber (diffraction) pattern
单词：fiber (diffraction) pattern 相关文章
A volcano in Iceland had been dormant for more than 180 years. But then a few weeks ago, this started. The volcano is erupting, and some scientists say it could last for more than a year. That's about how long it went the last time this happened，th
CNN2010年(四)月
Climatologists are warning that an El Nino weather pattern, which can spark severe floods, forest fires and droughts, could develop in the coming weeks across the Asia-Pacific region. Heavy early morning fog hangs over Sydney Harbor Bridge, 04 Jun 2
VOA标准英语2009年(六月)
By Melinda Smith Washington 15 August 2007 The Western diet, consisting of high fatfoods, is not beneficialfor cancer patients Worldwide statistics show that colon cancer kills more than 600,000 people every year. Now, a new study confirms that diet
2007年VOA标准英语（八月）
Why smells from childhood mean so much Why does the hint of certain smells instantly transport you back to childhood? It may be because the first smell you associate with an object is given privileged status in the brain Yaara Yeshurun and colleagues
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Military uniforms 军装 Out of sight 真正隐形 Expense and stupidity too big to camouflage迷彩服也不再能伪装目标巨大的支出和愚蠢 I WEAR camo so I can feel safe, says Sean, a member of the navy reserve. He cannot quite fathom wh
经济学人文艺系列
At the Department Store 在百货公司 Key Sentences（重点句子） May I see these ties？ 请让我看看这些领带好吗？ Here's a nice－looking one. 这条挺好看。 These are silk ties embroidered with dragons， pandas or goldfishes.
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