音标：['vektəskæn] ；

n. 【电子学】定向扫描；矢量扫描

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[00:03.81]cover sheet :封面页 [00:05.79]face down :正面朝下 [00:07.78]fax machine :传真机 [00:09.92]incoming :a.传进来的 [00:11.70]paper jam :卡纸 [00:13.79]refill :v.再装填 [00:15.54]resolution :n.分辨率 [00:17.49]scan :v.扫描

发表于:2018-12-05 / 阅读(152) / 评论(0)

商务英语分类核心1000词汇

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[00:01.96]MAN 1 (O VER LOUDSPEAKER) ; Unless you have clearance... 没有通行证不能通过检查站 [00:03.28]...you cannot pass the checkpoint. Please return to your homes. 请尽速回家 [00:08.56]MIKE; Make a hoIe, make a hoIe! Coming through

发表于:2018-12-07 / 阅读(302) / 评论(0)

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Doctors use X-rays to view internal organs, obtain clear images of possible disease and to treat cancer. For years radiation has been used to save lives, but there is growing concern that some patients are getting more than they ask for when they und

发表于:2018-12-08 / 阅读(178) / 评论(0)

VOA标准英语2010年(一月)

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发表于:2018-12-08 / 阅读(173) / 评论(0)

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You're supposed to write quickly! [00:06.84]Section 1 Before You Read [00:11.62]PAIRWORK [00:13.77]1a Can you read the following expressions? [00:20.09]How would you usually write them in English? [00:24.16]Example:F2F--face to face [00:31.52]How R U

发表于:2018-12-10 / 阅读(253) / 评论(0)

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UNIT 2 How do you study for a test? [00:09.13]How do we deal with our problems? [00:13.14]Section 1 Before You Read [00:17.64]PAIRWORK [00:19.10]1a Can you think of any problems you have had [00:22.05]recently? [00:23.47]Tell a partner how you dealt

发表于:2018-12-10 / 阅读(379) / 评论(0)

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To me, we actually went an ad line earlier with Apple, 苹果以前有一条广告： that the personal computer was the bicycle of mind, 计算机是思想的自行车 and I believe that with every bone in my body, that of all the inventions of huma

发表于:2018-12-27 / 阅读(176) / 评论(0)

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Many years ago, credit card was believed to be the great improvement to facilitate peoples life, since then, people didnt have to carry the paper money at hand, a card could pay the bill. Nowadays, with the development of technology, a more convenien

发表于:2019-01-03 / 阅读(241) / 评论(0)

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旅游准备 The Preparation of a Trip

旅游准备 The Preparation of a Trip Last night, my parents told me the very exciting news that they were going to travel to Guilin with me. I was so happy, because it has been such a long time for our family not to go out together. I started to ma

发表于:2019-01-03 / 阅读(137) / 评论(0)

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379 、石棉 asbestos;asbestus 380 、石膏 PlasterofParis 381 、示波器 oscilloscope 382 、立体图 pictorialdrawing 383 、交流电流 alternatingcurrent(a.c.) 384 、交流电压 a.c.

发表于:2019-01-03 / 阅读(189) / 评论(0)

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Its called functional magnetic resonance imaging, or FMRI. And some neuroscientists call it the greatest scientific advance of the last 25 years. Because FMRI lets researchers look at the human brain in action. By measuring blood flow, it produces co

发表于:2019-01-08 / 阅读(195) / 评论(0)

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SEC（Single Edge Connector，单边连接器） Shallow-Trench Isolation（浅槽隔离） SIMD（Single Instruction Multiple Data，单指令多数据流） SiO2F（Fluorided Silicon Oxide，二氧氟化

发表于:2019-01-09 / 阅读(202) / 评论(0)

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After Death, Some Choose to Continue Their Online Lives 撒手人寰后社交账号该怎么办? What happens to our images on social media or the internet after we die? Evan Carroll is someone who thinks a lot about this question. Carroll co-wrote

发表于:2019-01-12 / 阅读(215) / 评论(0)

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A: Oh great! This stupid computer froze again! That s the third time today! Hey Samuel, can you come take a look at my PC? It s acting up again. It must have a virus or something. B: Just give me a second; I ll be right up. B: I ran a virus scan on y

发表于:2019-01-22 / 阅读(180) / 评论(0)

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BEIJING, May 24 (Xinhuanet) -- CT scan, a widely used heart-imaging test, is likely to result in the over treatment for patients with heart disease, according to a study published online by the Archives of Internal Medicine on Monday. CT, which produ

发表于:2019-02-06 / 阅读(174) / 评论(0)

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How to Educate Yourself Online

How to Educate Yourself Online Its amazing to see the resources we now have online for self education. The possibilities are virtually endless. I still remember how difficult it was before the Internet came. At that time, my best hope was the library

发表于:2019-02-06 / 阅读(184) / 评论(0)

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潘基文2014年世界卫生日致辞

Secretary-Generals Message on World Health Day 秘书长世界卫生日致辞 7 April 2014 2014年4月7日 Every year more than one million people die from diseases carried by mosquitoes, flies, ticks and other insects, such as triatomine bugs. These

发表于:2019-02-09 / 阅读(205) / 评论(0)

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发表于:2019-02-11 / 阅读(183) / 评论(0)

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读经典书的重要性 The importance of reading classics as many people say, reading classics plays a significant role to one's growing. because all of the classics are the positive results of wisdom. we can learn much knowledge and become more in

发表于:2019-02-17 / 阅读(192) / 评论(0)

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发表于:2019-02-18 / 阅读(237) / 评论(0)

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