氮化硅基切削工具

AS IT IS 2015-09-01 Los Angeles' Silicon Beach Becoming Like Silicon Valley

AS IT IS 2015-09-01 Los Angeles' Silicon Beach Becoming Like Silicon Valley America's high technology industry is centered in northern California. The area, known as Silicon Valley, is a short drive from San Francisco Bay. Silicon Valley is home to G

发表于:2018-12-08 / 阅读(164) / 评论(0)

2015年VOA慢速英语(八)月

经济学人09:光电池利用染料进行能量转化

Science and technology. 科技。 Photoelectric cells. 光电池。 To dye for. 利用染料进行能量转化。 A new type of cell may bring solar energy indoors. 一种新型电池也许能带来室内太阳能。 THE phrase indoor solar power sou

发表于:2018-12-31 / 阅读(171) / 评论(0)

经济学人科技系列

Alien Neighbors 寻访外星人 12

How likely that technology will destroy those who invented it? The Drake Equation doesn’t exactly narrow the field. Depending on the variables, the number of intelligent civilizations could be zero

发表于:2019-01-02 / 阅读(257) / 评论(0)

寻访外星人

Female Genital1 Cutting

Broadcast: Feb 24, 2003 By Jill Moss This is the VOA Special English Development Report. Activists for the rights of women have declared a yearly observance to oppose the cutting of female sex organs.

发表于:2019-01-02 / 阅读(206) / 评论(0)

VOA2003（上）-社会广角

机械类词汇大全-4

127 、分力 componentforce 128 、分子 molecule 129 、分子力 molecularforce 130 、分切；分割；切断 partingoff 131 、分贝 decibel 132 、分析 analysis 133 、分析及批判学

发表于:2019-01-03 / 阅读(192) / 评论(0)

英文名句短语

机械专业英语词汇（很全）

金属切削 metal cutting 机床 machine tool 金属工艺学 technology of metals 刀具 cutter 电路 circuit 半导体元件 semiconductor element 反馈 feedback 发生器 generator 直流电源

发表于:2019-01-08 / 阅读(192) / 评论(0)

英文语法词汇

VOA常速英语2007年-Cutting Your Own Tree a Popular Christmas Tradi

By Tetiana Vorozhko Washington, D.C. 21 December 2007 Christmas trees in the United States are not only a holiday tradition but big business as well. Every year Americans buy some 30 million live trees. They are grown at special farms like the 'Pepe

发表于:2019-01-11 / 阅读(167) / 评论(0)

VOA常速英语2007年（十二月）

VOA标准英语2013--Texting Becomes a Health Tool in Kenya

Texting Becomes a Health Tool in Kenya Mobile phone use in Africa has spread far, wide and fast. By the end of last year, it was estimated that 70 percent of the population would have a mobile phone. Now, the International Federation of the Red Cross

发表于:2019-01-14 / 阅读(201) / 评论(0)

VOA标准英语2013年(四月)

美国习惯用语:556 on the cutting edge

我们今天要学的习惯用语都有这个单词：edge。它最常用的意思是边缘，但是在今天要学的第一个习惯用语里edge这个词的意思却是刀剑的刀刃。今天要学的第一个习惯用语是：on the cutting edge。

发表于:2019-01-14 / 阅读(291) / 评论(0)

美国习惯用语

中国再次降息以提振实体经济

China's central bank is cutting interest rates by 25 basis points as of today. One-year deposit rates are being slashed to 2.25 percent. The one-year lending rate is being set at 5.1-percent. It is the third rate cut by the central bank since Novembe

发表于:2019-01-26 / 阅读(215) / 评论(0)

英语新闻

经济学人92:一种流行新材料的新用途

Science and Technology Materials science Cracking a problem 科技材料科学通过裂纹解决问题 Another use for a fashionable, new material 一种流行新材料的新用途 LIKE all other human activities, science is subject to fads. 像其它

发表于:2019-01-26 / 阅读(156) / 评论(0)

经济学人科技系列

经济学人19:光电池室内太阳能

Science and Technolgy. 科技。 Photoelectric cells. 光电池。 To dye for. 染料光电池。 A new type of cell may bring solar energy indoors. 一种新型电池有望将太阳能引进室内。 THE phrase indoor solar power sounds like an oxym

发表于:2019-01-26 / 阅读(185) / 评论(0)

经济学人科技系列

DEVELOPMENT REPORT - Study Links Custom of Female Cutting to

DEVELOPMENT REPORT - Study Links Custom of Female Cutting to Infertility By Jill Moss Broadcast: Monday, August 29, 2005 I'm Bob Doughty with the VOA Special English Development Report. New research s

发表于:2019-01-30 / 阅读(188) / 评论(0)

农业与发展

英语歌曲:Pink - So What

pink - so what nanananananana nananananana nanananananana nananananana i guess i just lost my husband i don't know where he went so i'm gonna drink my money i'm not gonna pay his rent (nope) i got a brand new attitude and i'm gonna wear it tonight i

发表于:2019-02-02 / 阅读(206) / 评论(0)

好听的英文歌曲

Lesson 125 - TRAILBLAZER / CUTTING EDGE

trailblazer cutting edge 今天我们要给大家介绍的两个俗语都有

发表于:2019-02-03 / 阅读(249) / 评论(0)

美国习惯用语

人脸识别：双胞胎了没?

Meet Microsoft's latest facial recognition tool 'Twins or Not'. 微软推出最新人脸识别工具双胞胎了没。 The tool lets you compare two photos to see how similar their facial features are to give a similarity score percentage. 它通过后

发表于:2019-02-05 / 阅读(188) / 评论(0)

阅读空间

经济学人225:光电池染料光电池

Science and technology 科学技术 Photoelectric cells 光电池 To dye for 染料光电池 A new type of cell may bring solar energy indoors 一种新型电池有望将太阳能引进室内 THE phrase indoor solar power sounds like an oxymoron. 室内

发表于:2019-02-07 / 阅读(206) / 评论(0)

经济学人科技系列

夏说英语新闻晨读第270期:鼠脑电脑

本期内容： Nigerian Oshi Agabi has unveiled a computer based not on silicon but on mice neurons at the TEDGlobal conference in Tanzania. The system has been trained to recognize the smell of explosives and could be used to replace traditional ai

发表于:2019-02-10 / 阅读(149) / 评论(0)

夏说英语新闻晨读

Only the Best Are on the 'Cutting Edge'

Now, the VOA Learning English program Words and Their Stories. For todays program, we go into the kitchen! There is a good chance you do not go one day without using a knife. It is an important tool when cooking, and without it, you could not make ma

发表于:2019-02-12 / 阅读(186) / 评论(0)

2019年VOA慢速英语(一)月

美国国家公共电台 NPR In China's Push For High-Tech, Hackers Target Cutting-Edge U.S. Firms

ARI SHAPIRO, HOST: The U.S. says intellectual property theft by Chinese hackers is growing, and the U.S. will keep naming and shaming suspected cybercriminals. The Chinese are targeting the country's technology - from major corporations, Silicon Vall

发表于:2019-02-13 / 阅读(140) / 评论(0)

2018年NPR美国国家公共电台12月

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学英语单词

Administrative Illegality

afromosia

angle of back of tooth

artery hemostat

at premium

Azizbekov

backtrack condition summary