单词：echinoid
a. 海胆状的, 海胆属的
n. One of the Echinoidea.
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1) on the cutting edge 表示在某一方面处于最先进、最前沿的地位 2) so far so good 到目前为止还不错 3) unplug 不插电，指停止使用电子产品 如果你有了谷歌眼镜，你会用它来干嘛？
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By June Soh Washington, D.C. 17 October 2006 watch Youngest Imam report Two teenagers who used to spend their time playing computer games after school are suddenly finding themselves as spiritual leaders. Their role relieves a U.S. Muslim community'
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Solving Today's Problems with Yesterday's Technology My wife told me that our daughter, now 10, would grow up to spend a lot of time on the phone. These days, when our home phone rings, the wife and I usually don't even bother to pick it up. Our girl
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