硅酸铝纤维

口腔临床英语对话第6期:牙科手术(1)

Good morning Mrs. Hall. If none of your teeth are bothering you, I'll restore the tooth with the largest cavity. 霍尔太太，早安。假如你的牙齿不让你难受的话，那么我就把蛀的最厉害的牙补一补。 This is the tooth th

发表于:2018-12-03 / 阅读(142) / 评论(0)

口腔临床英语对话

机械类词汇大全-50

2059 、铸模；模子 mould 2060 、铸模成形；倒模成形；模塑 moulding 2061 、铸钢；生钢 caststeel 2062 、铸铁；生铁 castiron 2063 、廿三画 2064 、纤维 fibre 2065

发表于:2018-12-08 / 阅读(117) / 评论(0)

英文名句短语

高中英语人教版必修3 02

[00:04.28]Reading COME AND EAT HEAR(1) [00:09.12]Wang Pengwei sat in his empty restaurant feelling very frustrated. [00:15.05]It had been a very strange morning. [00:17.92]Usually he got up early prepared his menu of mutton kebabs, [00:23.28]roast po

发表于:2018-12-13 / 阅读(230) / 评论(0)

高中英语人教版必修

美国科学60秒 SSS 2012-09-13

When Pyrex(公司名) cookware first came out, it was advertised as the ice box to oven, because itwas made of borosilicate glass which could weather large temperature changes without undergoing thermo-shock and shattering. But today, Americans Pyrex

发表于:2018-12-24 / 阅读(96) / 评论(0)

Scientific American(九)月

美国科学60秒 SSS 2012-09-12

This is scientific American sixty seconds science. I'm Christopher Intagliata. Got a minute? When Pyrex cookware first came out, it was advertised as icebox to oven. Because it was made of borosilicate glass which could weather large temperature chan

发表于:2018-12-24 / 阅读(86) / 评论(0)

Scientific American(九)月

高中英语人教版高一下13

[00:07.39]Lesson 57 1.Dialogue [00:12.54]AT THE DOCTOR'S [00:15.78]Sharon is visiting a doctor,Dr Yang. [00:21.03]What can I do for you,sharon? [00:24.58]Well,I couldn't sleep last night. [00:29.15]What was the matter? [00:31.90]I've got a pain here.

发表于:2019-01-10 / 阅读(295) / 评论(0)

高中英语人教版高一

TED演讲:可能存在生命的三颗卫星和一颗行星(4)

A few months ago the fairy tale came true. 几个月前，童话故事成真了！ We announced to the world that we know what these streaks are. It's liquid water. 我们向世界宣布，我们已经知道这些条纹是什么了。是液态水。

发表于:2019-01-18 / 阅读(118) / 评论(0)

TED演讲科学篇

TED演讲:可能存在生命的三颗卫星和一颗行星(5)

Cassini just a few months ago also flew through the plume, and it measured silicate particles. 卡西尼太空船几个月前又从这些飞溅的水流中穿过，它检测到了硅酸盐颗粒。 Where does the silica come from? 这些硅从哪来的

发表于:2019-01-18 / 阅读(132) / 评论(0)

TED演讲科学篇

经济学人133:塑料旧法新用

Science and Technology Plastics There and back again 科技塑料旧法新用 An old idea may help solve the problem of plastic waste 一个老方法也许可以帮助解决塑料垃圾的问题 PLASTICS were once regarded as wonder-materials. They

发表于:2019-01-26 / 阅读(122) / 评论(0)

经济学人科技系列

英语词汇分类：纺织品

braided fabric 编织物 deformation 变形；走样 fast colours 不褪色；色泽牢固 punch work 抽绣 embroidery 刺绣品 acetate fibre 醋酯纤维 hemp 大麻 damp proof 防潮 sanforizing, p

发表于:2019-01-31 / 阅读(117) / 评论(0)

英文语法词汇

雅思阅读词汇：火山爆发(四)

manganese n. 锰（元素符号为Mn） mantle composition 覆盖物的成分 Mercury n. 水星 molten v. 溶化；adj. 熔铸的 monitor n. 监视器，监控 mudflow n.[地] 泥流 Neptune n. [天]海王

发表于:2019-02-02 / 阅读(184) / 评论(0)

英文语法词汇

招标、投标和广告

INVITATION FOR BIDS, BID AND ADVERTISEMENTS 招标、投标和广告 Introduction Bidding is another form of trading in international business. When enterprises, utilities as well as governments are in need of certain materials, products or planning

发表于:2019-02-04 / 阅读(132) / 评论(0)

实用英语

Huge asteroid will pass closer to Earth than the moon

BEIJING, Nov. 7 (Xinhuanet) -- A huge asteroid will pass closer to Earth than the moon on Tuesday, but experts say there is no cause for alarm. Asteroid 2005 YU 55 will pass about 300-thousand kilometers from the earth. The giant space rock is about

发表于:2019-02-08 / 阅读(121) / 评论(0)

英语新闻

VOA标准英语10月-Snow Falling From Martian Atmosphere

The U.S. space agency NASA's Mars probe Phoenix has detected icy snow falling through the Martian atmosphere. The spacecraft has also discovered material in the planet's soil that is leading scientists a step closer in their conclusion that life pro

发表于:2019-02-08 / 阅读(116) / 评论(0)

VOA标准英语2008年（十月）

过去将来一般时的语法知识

过去将来一般时的基本概念和形式过去将来一般时(future-in-the-past indefinite tense)表示对于过去某一时间而言将要发生的动作或存在的状态。过去将来一般时由should(第一人称)或would(第二、三人称

发表于:2019-02-08 / 阅读(143) / 评论(0)

实用英语

2018年CRI Tibet to have universal fibre-optical broadband service

China's Tibet Autonomous Region is about to achieve a universal coverage of fibre-optical broadband service ahead of its schedule. As China further rolled out its universal broadband project, Tibet's broadband service is looking to reach 98% of admin

发表于:2019-02-14 / 阅读(188) / 评论(0)

2018CRI中国国际广播电台

夏说英语新闻晨读第446期:快时尚与环保

本期内容： Young people's love of fast fashion is coming under the scrutiny of Britain's law-makers. MPs say the fashion industry is a major source of the greenhouse gases that are overheating the planet. Discarded clothes are also piling up in

发表于:2019-02-20 / 阅读(110) / 评论(0)

夏说英语新闻晨读

经济学人275:电梯和摩天大楼另一个高耸入云的俱乐部

Science and technology 科学技术 Lifts and skyscrapers 电梯和摩天大楼 The other mile-high club 另一个高耸入云的俱乐部 A new lightweight lift cable will let buildings soar ever upward 一种新型的轻型升降梯将会让建筑继

发表于:2019-02-24 / 阅读(148) / 评论(0)

经济学人科技系列

新西兰英语 446 Wool Week

Wool Week opened early yesterday morning in Wellington with a display of sheep shearing at the railway station. Then children brought in their pet lambs. People on their way to work stopped to watch. Then there was a fashion parade of woolen clothes

发表于:2019-02-25 / 阅读(128) / 评论(0)

新西兰英语

聆听悦耳英音第13期:Polyester Birthday(1)

嘉宾：Debbie Mason 话题：的确良，的确很时尚！Polyester Birthday 单词拼写： 1、polyester 涤纶（的确良） 2、chemist 化学家 3、synthetic fibre: man-made，artifical fibre 人造纤维 4、fiesta 嘉年华 5、subtle 不明

发表于:2019-02-26 / 阅读(170) / 评论(0)

聆听悦耳英音

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学英语单词

alternating mydriasis

antherigona (acritochaeta) simplex

arnould

baselight