[有机化学] 综合有机金属化学

初中英语人教版九年级04

[00:03.15]第五单元复习 [00:06.30]Lesson 17 Read and act [00:09.87]第17课阅读并表演 [00:13.45]During the break, [00:15.03]课间, [00:16.61]Li Lei happened to see Paul's mark on the report of a chemistry experiment. [00:19.94]李雷偶然

发表于:2018-12-01 / 阅读(121) / 评论(0)

初中英语人教版初三

初中英语人教版初三年级上册01

[00:21.89]lesson 1 [00:36.05]Have/has got =have/has [00:59.22]I have got a CD player, [01:03.97]but Jim hasn't got one. [01:10.92]Has Lucy got one? [01:22.99]I have a CD player, [01:31.66]but Jim hasn't/doesn't have one. [01:50.60]Does Lucy have a Cd

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初中英语人教版初三

高中英语人教版高中必修一07

[00:03.89]Lesson 5 1 Dialogue [00:09.64]Mr Zhu is showing the students of Class 4 the chemistry lab. [00:16.30]Mr Zhu: Now,this is the chemistry lab. [00:20.45]Have you been in this lab before? All:No. [00:25.50]Mr Zhu: Ok,listen carefully,please. [0

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高中英语人教版高一

洋话连篇 Lesson 16

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洋话连篇

VOA慢速英语2014 Remember Your Chemistry Classes?

As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la

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2014年VOA慢速英语(八)月

六级词汇与结构练习（41）

坚持不懈，直到成功。我们每天的奋斗就像对参天大树的一次砍击，头几刀可能了无痕迹。每一击看似微不足道，然而，累积起来，巨树终会倒下。这恰

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四六级词汇与结构练习

2010上海世博会英语演讲稿

2010上海世博会英语演讲稿 Look at this profile carefully. The title is The 2010 World Exposition ,Shanghai, China . this is the logo. And the theme is better city., better life.OK, lets guess who is the image representative? Yeah, youre righ

发表于:2019-01-08 / 阅读(125) / 评论(0)

英语演讲

VOA标准英语2010年-Oberlin Conservatory of Music Gives Di

Having the opportunity to take on a diverse range of classes such as economics and chemistry along with her music studies is the perfect combination for Diane. Marsha James | Washington DC 10 August 2010 Oberlin Conservatory of Music Student Diane Ly

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VOA标准英语2010年(八)月

托福考试新词汇

好莱坞大片 Hollywood blockbuster 黄金时段 prime time 假唱 lip-synch 劲射 power shot 拉拉队 cheering squad 来电显示电话机 caller ID telephone 论文答辩 (thesis) oral defense 泡沫经济 bubble economy 票贩子 scalper, tick

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英文语法词汇

科学美国人60秒 SSS Nobel in Chemistry for Molecular Machines

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

发表于:2019-01-17 / 阅读(144) / 评论(0)

2016年Scientific American(十)月

为推动移民制度改革,支持者集会于国会山

JUDY WOODRUFF: Now we turn to an issue that had been expected to move through Congress this year, immigration reform, but which has instead become stalled.Ray Suarez has our report. RAY SUAREZ: Thousands of fans cheered on Los Tigres del Norte, in En

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PBS访谈环境系列

VOA标准英语2009年-3 Scientists Share Nobel Chemistry Prize f

By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom

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VOA标准英语2009年(十月)

联合国安理会通过伊朗核协议

The UN Security Council has unanimously endorsed the historic agreement reached between Iran and major world powers on Iranian nuclear issues, paving the way to lift the sanctions imposed by the US, EU and UN on Iran. It marks the formal UN approval

发表于:2019-02-04 / 阅读(80) / 评论(0)

英语新闻

美伊举行部长级核谈判

GENEVA, May 30 (Xinhua) -- U.S. Secretary of State John Kerry and his Iranian counterpart Mohammad Javad Zarif on Saturday held here a six-hour talk on the remaining differences of the Iran nuclear issue. With just four weeks ahead of the June 30 dea

发表于:2019-02-04 / 阅读(81) / 评论(0)

英语新闻

VOA常速英语2007-German Scientist Wins Nobel Chemistry Prize

By Kevin Billinghurst Stockholm 10 October 2007 The 2007 Nobel Prize for Chemistry has been awarded to Gerhard Ertl of the Max Planck Society in Berlin. Kevin Billinghurst has the story from Stockholm. The Royal Swedish Academy of Sciences honors Pr

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2007年VOA常速英语（十月）

考研词汇辨析 6

channel n.海峡, 水道, 沟, 路线vt.引导, 开导, 形成河道；信道,频道解析：注意,channel大写时特指英吉利海峡 chemical adj.化学的n.化学制品, 化学药品n.化学药品

发表于:2019-02-06 / 阅读(88) / 评论(0)

考研英语

VOA标准英语10月-Japanese, American Scientists Win Nobel Chemistry

A Japanese and a pair of American scientists captured this year's Nobel chemistry prize for discovering a glowing green protein in jellyfish that can be used to spot the beginning of diseases like cancer. Lisa Bryant has more on the prestigious awar

发表于:2019-02-06 / 阅读(95) / 评论(0)

VOA标准英语2008年（十月）

每日一词【255】survey：调查

今天我们要学的词是survey。 Survey, 是调查的意思。有些调查很正式。比如说，A comprehensive survey shows that support for suicide bombing against civilians has fallen sharply across the Muslim world since 2002, 一项综合调

发表于:2019-02-16 / 阅读(104) / 评论(0)

英语每日一词

CCTV9英语新闻：China conducts comprehensive survey of left-behind children

The Chinese government has been conducting the country's first comprehensive survey of rural children who have been left behind by their migrant worker parents. A large database will be set up and will include important information like their geograp

发表于:2019-02-18 / 阅读(141) / 评论(0)

cctv9英语新闻2016年

Breast cancer more deadly to blacks

BEIJING, July 26 (Xinhuanet) -- The breast cancer is more deadly to black women than to whites, a new study found. This finding was published online Monday on the Journal of Clinical Oncology in the United States. The study was done by the City of Ho

发表于:2019-02-19 / 阅读(127) / 评论(0)

英语新闻

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