催化剂系统的堵塞

SSS 2008-12-31

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(248) / 评论(0)

Scientific American(十二)月

SSS 2008-08-01

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(231) / 评论(0)

Scientific American(八)月

SCIENCE IN THE NEWS #2115 - Digest

12 科技新闻摘要（一） DATE=3-13-01 TITLE=SCIENCE IN THE NEWS #2115 - Digest BYLINE=Staff VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Sarah Long with Science in the News, a VOA Spec

发表于:2019-01-07 / 阅读(277) / 评论(0)

科技之光

大学双语美文：孩子教会我的快乐

Every morning my daughter and I go for a twenty-minute walk to my workplace. For me, in those twenty minutes, Im in transit. For my toddler, its nothing less than a parade of flowers, fire trucks, pebbles, and friendly folk. 每天清晨，我的女儿

发表于:2019-01-08 / 阅读(214) / 评论(0)

阅读空间

VOA标准英语2010年-BP Has Some Success in Plugging Oil Le

BP oil company has announced its first major success in containing a massive oil leak in the Gulf of Mexico. Engineers inserted a metal tube into a broken pipe on the sea floor, to siphon oil into a ship on the surface. BP engineers implemented the f

发表于:2019-01-13 / 阅读(232) / 评论(0)

VOA标准英语2010年(五)月

VOA标准英语2011-'Born Free' Reflects Organic Blues-Based

Kid Rock describes his latest album, Born Free, as organic blues-based rock and roll. Born Free is Kid Rock's first new album in more than three years. He left the comforts of his home studio in Detroit, Michigan to record the collection in Los Angel

发表于:2019-01-14 / 阅读(245) / 评论(0)

VOA标准英语2011年(一月)

职场晋升真的男女平等吗

职场晋升真的男女平等吗 A study shows a large gap in perceptions among the sexes in who has more opportunities for advancement -- men or women. 职场中男性与女性谁有更多的晋升机会？一项针对该话题的调研显示，男士

发表于:2019-01-15 / 阅读(257) / 评论(0)

实用英语

9/11 Proves a Catalyst for NGOs to Help Those Affected by the Tragedy

It's been 10 years now since the attacks on September 11, 2001 that killed thousands in America. For families and friends of those killed, the pain is still raw. However, the tragedy has proved a catalyst for one organization to rise out of the rubbl

发表于:2019-01-19 / 阅读(246) / 评论(0)

世界各地新闻集锦

英语作文-高中 Plugging Ones Ears While Stealing a Bell-掩耳盗铃

英语作文 In the ancient time, Fan's family was destroyed by others. So a man went to Fan's house and tried to steal something. He saw a big bell in the courtyard. The bell was so beautiful. He liked it very much, and he wanted to get it. Because the

发表于:2019-02-01 / 阅读(156) / 评论(0)

英语作文

GRE填空解题攻略流程

GRE频道为各位考生整理了带你领略GRE填空解题流程，供考生们参考使用，更多GRE辅导请继续关注新东方网GRE频道。 1.逻辑关系 GRE填空考察的就是整体逻辑语言的能力，考生的任务就是找出句子

发表于:2019-02-01 / 阅读(223) / 评论(0)

GRE英语

十年人生“杯洗具”

在即将挥别过去十年之际，试问中国最流行的网络语录是哪一句?相信很多人都会提到人生就是一个杯子，而它是杯具还是洗具，全由你自己选择。 What are Chinas most popular online slang terms as we ap

发表于:2019-02-01 / 阅读(221) / 评论(0)

英文语法词汇

美国习惯用语:298 plug

我们今天要讲的习惯用语里有一个共同的词plug。也许很多人都知道plug是塞子或者插头，反正是塞住洞孔的东西。但是plug这个词在俗语中还有个挺特别的意思。那就是推荐、捧场或者广告宣传

发表于:2019-02-07 / 阅读(307) / 评论(0)

美国习惯用语

职业女性为何止步公司中层？

Why do so many working moms careers stall out when they hit middle management? Disagreement over the answer has often sparked hot debate. 为什么很多上班妈妈当上中层管理人员后其职业生涯就陷入停滞？对这个问题的不同回

发表于:2019-02-18 / 阅读(200) / 评论(0)

实用英语

信息安全软件展会上吸引眼球

Recent internet mishaps that victimized giant online service providers Alipay and Ctrip have again sparked concerns over information security in China. Chen Wei from the Ministry of Industry and Information Technology calls on the country's software

发表于:2019-02-18 / 阅读(202) / 评论(0)

英语新闻

缤纷的咖啡文化（图）

Give me a decaf triple vente, 2 pump vanilla, non-fatm extra hot, stirred, no foam caramel macchiato with whip cream and caramel sauce top and bottom. 给我一杯热的、无咖啡因和泡沫的香草糖浆脱脂加奶油浓缩式焦糖玛奇朵咖啡

发表于:2019-02-18 / 阅读(273) / 评论(0)

阅读空间

咖啡文化——五彩缤纷

发表于:2019-02-18 / 阅读(414) / 评论(0)

阅读空间

英文歌曲：美国乡村创作男歌手 Chuck Wicks 最新夏日温馨单曲《Salt Life》

歌词： Feet up, anchor down Thirty sun block Getting rubbed around your body Too hot dive in Take a little swim Float around out in the water Aw what do you say We stay all day right here Where the sun sets on tan lines Footprints on low tide Boar

发表于:2019-02-20 / 阅读(187) / 评论(0)

英文最新流行歌曲

How Well Are You Performing in Your Different Roles?

How Well Are You Performing in Your Different Roles? Each day, you play a number of different roles in both your professional and your personal life. Your professional world is a large part of what you do but if youre striving for excellence in this

发表于:2019-02-20 / 阅读(173) / 评论(0)

阅读空间

你不知道的plug短语

1. plug something on TV 做电视广告 I have a contract for two million dollars a year to plug these shoes on TV. They've already filmed three plugs and you'll see the first plug next week - I think you'll like it. 我有一份耗资两百万美元为

发表于:2019-02-21 / 阅读(176) / 评论(0)

实用英语

英文乡村歌曲：Chuck Wicks 最新夏日温馨单曲《Salt Life》

曾经参加过09年Dacing With Stars的乡村绅士Chuck Wicks于2008年发行了首张专辑《Starting Now》，Chuck Wicks 包办了里面10首歌的创作，可见才华。Chuck的嗓音温暖细腻，唱功了得，所有歌曲的表现都非常出

发表于:2019-03-13 / 阅读(508) / 评论(0)

美国乡村音乐

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学英语单词

AA against actuals

acute radiological sickness

al-naqib

Albright knot

alcippe morrisonia morrisonia