[机] 催化剂的磨耗损失

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(96) / 评论(0)

Scientific American(十二)月

巧解GRE填空的两个小技巧

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发表于:2019-01-03 / 阅读(216) / 评论(0)

GRE英语

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(92) / 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(49) / 评论(0)

科技之光

美国俚语:I'm at a loss for words什么意思?

I'm at a loss for words，用来表达不知说什么好，无话可说，哑口无言。例句： I'm at a loss for words , How dare you accuse me of stealing . 我真不知道该说什么好，你怎么会怀疑是我偷窃呢。 This is the most

发表于:2019-01-08 / 阅读(124) / 评论(0)

美国俚语

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(71) / 评论(0)

阅读空间

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(92) / 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(84) / 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(87) / 评论(0)

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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(94) / 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(83) / 评论(0)

英文语法词汇

Want Motivation On Weight Loss?

Want motivation on weight loss? Dont rely on your willpower! Controversial advice I know, but there is psychological proof for it, so please bear with me and Ill explain. Most advice youll hear about how to get motivated and keep motivated when losin

发表于:2019-02-13 / 阅读(118) / 评论(0)

阅读空间

One in five Americans has hearing loss: study

WASHINGTON, Nov. 14 (Xinhua) -- Nearly a fifth of all Americans 12 years or older have hearing loss so severe that it may make communication difficult, according to a new study led by Johns Hopkins University researchers and published Monday in the A

发表于:2019-02-18 / 阅读(94) / 评论(0)

英语新闻

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(74) / 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(44) / 评论(0)

英语新闻

JPMorgan Loss Hits $5.8 Billion

The largest U.S. bank, JPMorgan Chase, says it lost $5.8 billion in bad trades this year, nearly triple its original estimate. The Wall Street investment bank said two months ago it estimated that losses originating in its London trading office would

发表于:2019-02-18 / 阅读(105) / 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(109) / 评论(0)

阅读空间

咖啡文化——五彩缤纷

发表于:2019-02-18 / 阅读(251) / 评论(0)

阅读空间

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(46) / 评论(0)

阅读空间

TED演讲:科技为人道主义带来的变化

The humanitarian model has barely changed since the early 20th century. 人道主义的模型自从20世纪初期就几乎没有改变过 Its origins are firmly rooted in the analog age. 它的起源在模拟时代就根深蒂固了 And there is a ma

发表于:2019-03-04 / 阅读(114) / 评论(0)

TED演讲教育篇

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