古铜色轴心铁方铰链

情景英语口语100主题 087natural resources自然资源

87 natural resources words coal metal iron ore oil water precious metal diamond export import refine mine mining miner drill(ing) engineer supply infrastructure wood stone pure natural aluminium oil well phrases drill for oil explore for oil discover

发表于:2018-11-27 / 阅读(239) / 评论(0)

情景英语口语100主题

Recycling Scrap Metal

By Gary Garriott Broadcast: November 3, 2003 This is Steve Ember with the VOA Special English Development Report. People have been recycling metals for hundreds of years. Today, re-using metal waste o

发表于:2018-12-01 / 阅读(221) / 评论(0)

VOA2003（下）-发展与科学

听电影学英语-人工智能 12

[00:46.18]Moon on the rise! 月亮升起来了 [01:05.82]It's the Flesh Fair. They destroy us on stage. I've been there 机器屠宰场专门销毁机器人 [01:10.38]我去过那儿 [01:10.42](Balloon Humming Loudly) [01:13.50]What do we do? 我们该

发表于:2018-12-07 / 阅读(114) / 评论(0)

听电影学英语-人工智能

实用英语口语 unit23

[00:00.00]Unit 23 Visiting and Traveling [00:10.91]第二十三单元参观和游览 [00:21.81]Sentence Patterns [00:25.42]基本句型 [00:29.02]221 We'll meet at the gate before eight [00:38.62]我们八点钟前在大门口碰头。 [00:48.22]222

发表于:2018-12-10 / 阅读(115) / 评论(0)

实用英语口语

美国学生世界地理教材第49期:仙境(1)

Chapter 14 Wonderland 第14章仙境 ALICE IN WONDERLAND is a fairy-tale, but there is a real Wonderland out in the West. One of the wonders is a river. 爱丽丝漫游仙境是一个童话故事，但是远在西部真有一个充满奇迹的仙境。

发表于:2018-12-29 / 阅读(118) / 评论(0)

美国学生世界地理教材

美国学生世界地理教材第39期:五个大水坑(2)

Business before pleasure. 事业在先，享乐在后。 A great many people take trips on these big lake boats just as they do on the oceanfor pleasure; 很多人乘着大湖上的船只游玩，就像出海度假一样。 but the chief reason for t

发表于:2018-12-29 / 阅读(138) / 评论(0)

美国学生世界地理教材

VOA慢速英语20060727a

EDUCATION REPORT - 'Iron Science Teacher' and More at the ExploratoriumBy Nancy Steinbach Broadcast: Thursday, July 27, 2006 This is the VOA Special English Education Report. The Exploratorium is hous

发表于:2019-01-02 / 阅读(100) / 评论(0)

2006年慢速英语（七）月

VOA慢速英语20060731a

DEVELOPMENT REPORT - Recycling Scrap Metal Into MoneyBy Gary Garriott Broadcast: Monday, July 31, 2006 This is the VOA Special English Development Report. People have been recycling metals for hundred

发表于:2019-01-02 / 阅读(96) / 评论(0)

2006年慢速英语（七）月

英国学生科学读本第64期:红色金属--铜(1)

Lesson 64 The Red Metal Called Copper 第64课红色金属铜 There is only one metal which is red in colour. Its name is copper. On the shores of Lake Superior in North America, lumps of pure copper are found in the rocks; but in Cornwall , and in

发表于:2019-01-17 / 阅读(78) / 评论(0)

英国学生科学读本

英国学生科学读本第64期:红色金属--铜(2)

Copper can be rolled or hammered out into thin sheets, and so we say that it is malleable. It can also be easily drawn out into wire, and for this reason we call it ductile. Sheet copper is much used for covering the bottoms of ships, and for making

发表于:2019-01-17 / 阅读(83) / 评论(0)

英国学生科学读本

2018年CRI Tongling: a copper city's now and past

The Streaming down the Yangtze team has arrived in the city of Tongling, Anhui Province. Owing to its copper deposits, it was an important center in ancient China for bronze production. The scale of the copper industry has gradually increased and it

发表于:2019-01-19 / 阅读(121) / 评论(0)

2018CRI中国国际广播电台

英语四级听力-短对话 211

Passage One 26. A. They were possibly caused by man. B. They were mostly caused by volcanoes. C. They were certainly caused by nature. D. We know nothing about their causes. 27. A. Afraid. B. Excited. C. Curious. D. Indifferent. 28. A. Copper and iro

发表于:2019-01-25 / 阅读(145) / 评论(0)

英语四级听力-短对话

DEVELOPMENT REPORT - Reusing Metal Waste Provides Work For M

DEVELOPMENT REPORT - Reusing Metal Waste Provides Work For Many in Developing Countries By Gary Garriott Broadcast: Monday, April 04, 2005 I'm Gwen Outen with the VOA Special English Development Repor

发表于:2019-01-30 / 阅读(104) / 评论(0)

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英语词汇分类：工具

toolbox 工具箱 bench 工作台 vice, clamp 虎钳（美作：vise） saw 锯 bow saw 弓锯 circular saw 圆锯（美作：buzzsaw） compass saw, scroll saw 钢丝锯 fretsaw 细锯 handsaw 手锯

发表于:2019-02-03 / 阅读(90) / 评论(0)

英文语法词汇

英国学生科学读本第39期:柔韧的软金属-铅(2)

When the sheets are very thin, they are called lead-foil. A great deal of lead-foil is used in China, to line the chests in which tea is sent to Europe. 特别薄的薄片儿就叫做铅箔, 中国就是用大量的铅箔来垫在茶叶箱里, 做成铅

发表于:2019-02-07 / 阅读(98) / 评论(0)

英国学生科学读本

VOA双语新闻--中国铁矿石需求强劲澳公司眉开眼

The Anglo-Australian mining giant, BHP Billiton, has given its most optimistic assessment of the commodities markets since the global economic downturn. The company says surging demand from China for iron ore shipments will lift the mining industry,

发表于:2019-02-08 / 阅读(64) / 评论(0)

VOA双语新闻 2010年1月

VOA双语新闻：中国宝钢同意高价购买澳洲铁矿石

Chinese steel makers have agreed to pay record prices for iron ore from the remote Pilbara region of Western Australia. In a deal signed this week, Australian mining giant Rio Tinto has secured increases that almost double the price of some grades of

发表于:2019-02-14 / 阅读(54) / 评论(0)

VOA双语新闻 2008年6月

万物简史第435期:小生物的世界(6)

We now know that there are a lot of microbes living deep within the Earth, many of which have nothing at all to do with the organic world. 我们现在知道了，有大量微生物生活在地球内部的深处，其中许多与普通的有机世界毫

发表于:2019-02-17 / 阅读(59) / 评论(0)

万物简史

CCTV9英语新闻：Han-dynasty burial site in Hunan Province

This time a large set of ancient tombs dating back to the Han Dynasty, in central China's Hunan Province. Archaeologists have so far found 48 brick-chambered tombs and over 10 earthen tombs. They have also dug out more than 150 burial objects, includ

发表于:2019-02-25 / 阅读(94) / 评论(0)

cctv9英语新闻2016年

2015年CRI Tibet Environment Well Protected

Dubbed 'The Roof of the World, the Qinghai-Tibet Plateau encompasses Qiangtang. Qiangtang is China's largest nature reserve in Tibet. It's located in the northwestern part of the Autonomous Region, covering the foot-hills of the highest points on ear

发表于:2019-03-04 / 阅读(94) / 评论(0)

2015CRI中国国际广播电台

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4-hydroxy-3-methoxybenzoic acid