旋转变形

电脑模拟能够预测未来地震

Computer Simulations Might Predict Future Earthquakes 电脑模拟能够预测未来地震 Geologists say they knew a large earthquake was coming in South Asia, but they did not know when. The Himalay

发表于:2018-12-08 / 阅读(147) / 评论(0)

VOA2005（下）--环境科学探索

访谈录 2008-01-11&01-13, 芯片成就一切

'Making super-small microchips',has made Intel one of the world's biggest tech companies, and has led college students to rank the company 34th on the ideal employer list. Headquartered in Santa Clara, California, Intel is the world's largest semi-c

发表于:2018-12-11 / 阅读(98) / 评论(0)

访谈录2008

趣味青春英语第146期:On all fours

Idiom: On all fours 爬行，人说话的方式非常卑微 Hit the book: Backpack Astronaut Armrest Overstuffed Fingertip Rotational

发表于:2018-12-27 / 阅读(172) / 评论(0)

趣味青春英语

Wild Europe - Genesis 肇始之初- 12

...Africa. The African plate has been drifting north over millions of years. And when it pushes against the European plate, huge fold s of rock have been forced up and over one another into great moun

发表于:2019-01-02 / 阅读(215) / 评论(0)

欧洲自然写真

SSS 2011-12-02

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Bats see with their ears, which are highly attuned to pick up minute variations in the reflection of the sound pulses they use to echolocate. Here are so

发表于:2019-01-08 / 阅读(163) / 评论(0)

Scientific American(十二)月

VOA慢速英语 2009 016a

This is the VOA Special English Agriculture Report. Grasslands need time to rest when cattle and other animals feed on them. Moving animals from one area of pasture to another can provide the time needed for new growth. This is called rotational gra

发表于:2019-01-11 / 阅读(125) / 评论(0)

VOA慢速英语2009年（一）月

VOA慢速英语 2007 0306a

This is the VOA Special English Agriculture Report. To call something marginal means it is not very good. Farmers have their own way to define marginal land: It is the last to be planted under good conditions, and the first to be avoided under poor c

发表于:2019-01-11 / 阅读(155) / 评论(0)

VOA慢速英语2007年（三）月

VOA慢速英语 2007 1106a

AGRICULTURE REPORT - Farming Marginal Lands By Mario Ritter / Broadcast: Mon, 5 Nov 2007 16:00:00 UTC This is the VOA Special English Agriculture Report. An Australian farmer stands on land damaged by lack of rain last year To call land marginal mea

发表于:2019-01-11 / 阅读(300) / 评论(0)

VOA慢速英语2007年（十一）月

VOA慢速英语 2008 0115a

This is the VOA Special English Agriculture Report. Cattle graze in the western state of Oregon Grasslands need time to rest when cattle and other animals feed on them. Moving animals from one area of pasture to another can provide the time needed f

发表于:2019-01-11 / 阅读(121) / 评论(0)

VOA慢速英语2008年（一）月

AGRICULTURE REPORT - Farming on the Edge: Getting the Most O

AGRICULTURE REPORT - Farming on the Edge: Getting the Most Out of Marginal Lands By Mario Ritter Broadcast: Tuesday, August 02, 2005 I'm Barbara Klein with the VOA Special English Agriculture Report.

发表于:2019-01-30 / 阅读(158) / 评论(0)

农业与发展

VOA慢速英语2010年-Agriculture Report - Giving Grasslands

发表于:2019-01-31 / 阅读(132) / 评论(0)

2010年慢速英语(一)月

奇幻、智慧、古老：世界最神秘的八大民族

1. Russians 1、俄罗斯人 Scientists still cannot agree on their origins and answer the question when Russians became Russian. The ancestry of Russians were sought among Normans, Scythians, and Sarmatians, and even the South Siberian Usuns. 俄罗斯

发表于:2019-02-01 / 阅读(115) / 评论(0)

阅读空间

VOA常速英语2008年-Mercury Seen in New Light

By Paul Sisco Washington, DC 15 February 2008 Scientists have started analyzing data and images acquired when the Messenger space probe passed within 200 kilometers of the planet Mercury last month. It was the first flyby of the solar system's inner-

发表于:2019-02-06 / 阅读(199) / 评论(0)

VOA常速英语2008年（二月）

塞卡病毒比埃博拉危害更大

The Zika virus outbreak in Latin America could be a bigger threat to global health than the Ebola epidemic that killed more than 11,000 people in Africa. That's according to several public health experts who spoke with the Guardian and Examiner newsp

发表于:2019-02-08 / 阅读(155) / 评论(0)

英语新闻

北约决定加强在东欧的部署

BRUSSELS, Feb. 10 (Xinhua) -- NATO defense Ministers on Wednesday agreed to enhance military presence in eastern Europe at a ministerial meeting, NATO Secretary General Jens Stoltenberg said at a press conference following the first day's meeting. St

发表于:2019-02-13 / 阅读(125) / 评论(0)

英语新闻

工程词汇中英文对照

质量合格证书 certification of fitness 原材料 raw material 底板 bottom plate 垫层 cushion 侧壁 sidewall 中心线center line 条形基础 strip footing 附件 accessories 型钢 profile steel 钢板 steel plate 熔渣 slag 飞溅 weldin

发表于:2019-02-15 / 阅读(183) / 评论(0)

实用英语

奥巴马:美国不试图遏制中国

奥巴马:美国不试图遏制中国 MANILA, April 28 (Xinhua) -- U.S. President Barack Obama said here on Monday that Washington was not trying to contain China when it signed a new military pact with the Philippines. The United States and the Phil

发表于:2019-02-17 / 阅读(122) / 评论(0)

英语新闻

U.S. military says no big troop buildup in Asia Pacific

WASHINGTON, June 7 (Xinhua) -- The United States is not shifting big number of troops into the Asia Pacific region, but will try and upgrade its engagement with limited means and foster allies' participation, said Joint Chiefs of Staff Chairman Marti

发表于:2019-02-18 / 阅读(126) / 评论(0)

英语新闻

夏说英语新闻晨读第49期:寨卡病毒肆虐美洲

本期内容： The World Health Organisation warned that Zika, a mosquito-borne virus linked to brain deformation in human fetuses, is likely to spread to every country in the Americas except Canada and Chile. Brazil has reported 3,893 cases of micr

发表于:2019-02-20 / 阅读(133) / 评论(0)

夏说英语新闻晨读

英语单词快速记忆法丛书（2）

发表于:2019-02-26 / 阅读(499) / 评论(0)

英文语法词汇

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学英语单词

Aconitum villosum

affixion

aguelike

antenna stabilization

aquacultural machinery