标签：化学技术 相关文章
And our first stop today is in the Middle East. Officials worldwide are investigating an attack that happened last week in Syria. Eighty-nine people were killed and dozens more injured in what witnesses say was an assault involving a chemical weapon.
CNN美国有线新闻2017年4月
Our first story, theres been an apparent chemical weapons attack in the Middle Eastern nation of Syria. Weve been covering the countrys civil war for years. It started in 2011. The United Nations estimates that 400,000 Syrians have been killed and mi
CNN美国有线新闻2017年4月
The Internet has problems. Technorati says there're over 50 million weblogs, and as you can see, it's going up. This is overwhelming. Our focus here is on a new and efficient way to keep up with all the cool stuff that's happening on the Internet. Th
英语解说豆知识2009年
模仿文本： Andrea Sella is filling theatres and lecture halls up and down the country with dramatic demonstrations of chemistry. He is a professor of University College London and a sleeves-rolled-up bench chemist. Colleagues go to him because o
高级-Advanced Listening
7. It took him several months to ________ a wild horse. A. tend B. cultivate C. tame D. breed tend (to) 打算做，照看 bartender 酒吧招待 tender 柔软的，易受伤害的，善良的 cult 祭祀
新东方赵丽词汇课堂
Three large explosions ripped through Baghdad Monday, killing at least 36 people and wounding more than 70 others. In the midst of the chaos, the Iraqi government announced the execution of Chemical Ali one of Saddam Hussein's most notorious lieutena
VOA双语新闻 2010年1月
说一口流利的英语，从简单的单词开始。 听听，读读，背背，今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] No one knows how long it
每日攻克5词
If you're confused by Three Parent... you come to the right place. This is my kitchen lab. The eggs here are somewhat larger but the principles are the same and allows me to demonstrate what scientists hope to do with humans. Inside the egg core are
英伦广角
在这个内容丰富的，发人深省的TEDx阿姆斯特丹演讲中，凯文凯利畅谈在我们的生活中，从个人层面到宇宙空间，技术都意味着什么。
TED公开课:头脑游戏
West Virginia Chemical Spill Still Affecting Rural Areas 西维吉尼亚州化学泄漏仍影响偏远地区 CHARLЕSTON In the U.S. state of West Virginia, a major chemical spill that contaminated a river supplying water to hundreds of thousands of
VOA标准英语2014年(一月)
In Kenya, Blind Students Learn Through Technology 肯尼亚盲人学生通过技术进行学习 THIKA, KENYA Until recently, blind and visually impaired students in Kenya were still using Braille books for their studies. But Kenyan schools for the bl
VOA标准英语2016年(一月)
Oxford University Press is regarded as the largest press in the world. 牛津大学出版社堪称是世界上规模最大的出版社。 By the number of publications, it publishes some 6,000 new books around the world each year， earning nearly
走进牛津大学
Margaret Thatcher, who was born on 13th October,1925, 玛格丽特撒切尔生于1925年10月13日， served as Prime Minister of the United Kingdom from 1979 to 1990 and Leader of the Conservative Party from 1975 to 1990. 她在1979年至1990年期间
走进牛津大学
We Are What We Smell我们正如我们的气味所反应的那样 Pheromones: theyre those chemical signals often associated with attraction. But there are many chemical signals we give offincluding ones that might signal alarm, aggression or other e
VOA常速英语2013年(九月)
census n. 人口普查(调查) 例句：The cellars made of cement are used for census. 水泥建的地下室用来做人口普查。 cent n. 分(币);百 解析：联系记忆：nickle 五美分硬币
英文语法词汇
Reproductive technology 生殖技术 Mum, Dad and Mitomum 妈妈，爸爸与代孕妈妈 Britain may allow babies with three biological parents 英有望允许新生儿有三个亲身父母 ASSISTED reproduction is one of those rare areas in which Br
经济学人科技系列
在这个内容丰富的，发人深省的TED阿姆斯特丹演讲中，凯文凯利畅谈在我们的生活中，从个人层面到宇宙空间，技术都意味着什么。
TED演讲视频集
讲解文本： chemistry 化学反应，（彼此有强烈吸引力的） 两人间的关系 I don't know why but there's no chemistry between us. 也不知道为什么，我们俩就是不来电。 Mike is great. We have chemistry. Mike人超棒，我
愉悦口语
本期内容： On Friday Dow Chemical and DuPont agreed to merge, continuing this year's run of big deals. The transaction is structured to give shareholders in the two American chemicals giants (worth around $60 billion each) equal shares in the co
夏说英语新闻晨读