肠炎胎弧菌

白领英语晨读-173　Al Gore at the 1994 Harvard University Commenceme

A Harvard commencement is a special occasion.How could anyone not have been thrilled by this morning's assembly？25,000people packed in the Harvard yard to celebrate one of the great occasions of life.I loved it all,and I love this great gathering a

发表于:2018-12-18 / 阅读(80) / 评论(0)

白领英语晨读

科学美国人60秒 SSS High Fiber Diet Keeps Intestinal Walls Intact

Your nose may be the first place you think of as a source of mucus. But mucus is a major player in your gut, too. There's antimicrobial peptides and proteins that are present in there. Bacteria live in there and forage on the carbohydrates. And it's

发表于:2018-12-24 / 阅读(65) / 评论(0)

2016年Scientific American(十一)月

SSS 2011-03-23

This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. Pregnant women shouldn't drink. It's become gospel, because of the danger of fetal alcohol spectrum disorder. Alcohol can disturb the normal development

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Scientific American(三)月

美国科学60秒 SSS 2012-09-07

As a kindergarten teacher might say, sharing is caring. She might not mention that cooperation is also a great way to form a community and thus improve everyone's chances of survival. Humans aren't only ones to apply this strategy. Marine bacteria al

发表于:2018-12-24 / 阅读(53) / 评论(0)

Scientific American(九)月

美国英语听力80篇4 Lesson71

[00:07.34]Last Tuesday was World Population Day. [00:12.98]The message this year was Saving Women's Livers. [00:18.91]The director of the United Nations Population Fund, [00:24.27]Nafis Sadik,released a statement in ovservance of the day. [00:30.59]D

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美国英语听力80篇

美国英语听力80篇2 Lesson38

[00:05.49]Why are some people left-handed? [00:09.09]Scientists have been trying to answer that question for many years. [00:14.32]Research has shown that ninety percent of people naturally use their right hands for most tasks. [00:22.94]But hundreds

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美国英语听力80篇

SCIENCE REPORT - Blood Test For Ovarian Cancer

SCIENCE REPORT - February 28, 2002: Blood Test For Ovarian Cancer By Nancy Steinbach This is the VOA Special English Science Report. American medical researchers say they have developed a simple blood

发表于:2019-01-02 / 阅读(81) / 评论(0)

科技之光

Boyd Varty:我从曼德拉身上学会的事

「在神圣的荒野中，我们能看见自己最良善的特质」野生生态保育人士博伊德?瓦提(Boyd Varty)与我们分享动物、人类及两者相互关系的故事，也就是南非谚语Ubuntu所言：「是你成就了我」。博伊

发表于:2019-01-05 / 阅读(93) / 评论(0)

TED公开课:地球村

Yossi Vardi :对抗局部变暖

热爱恶搞的投资家Yossi Vardi针对写博客时的危险性发表了详尽的见解。尤其给男性们警醒。

发表于:2019-01-05 / 阅读(87) / 评论(0)

TED公开课:(不只是)男人经

2006年VOA标准英语-Treatment Gives Hope For Ovarian Cancer Pa

By Paige Kollock Washington, D.C. 18 January 2006 view Cancer report Medical experts say it is the biggest breakthrough in more than a decade in the fight against ovarian cancer, a rare but deadly for

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2006年VOA标准英语（一月）

墨西哥监狱虐待女囚犯

AS IT IS 2016-07-01 Report: Women Prisoners Tortured in Mexico 墨西哥监狱虐待女囚犯 Five years ago, police stopped Veronica Razo on a street in Mexico City and took her to federal prison. She was beaten, tortured with electrical shocks and

发表于:2019-01-12 / 阅读(113) / 评论(0)

2016年VOA慢速英语(七)月

CNN 2008-02-16

From the CNN Center in Atlanta. I'm Nicole Lapin. Here's a look at what's happening NOW IN THE NEWS. We now have a name and a face but still no motive for the deadly shooting at Northern Illinois University. A law enforcement source identified the s

发表于:2019-01-26 / 阅读(128) / 评论(0)

商业报道2008年(二)月

Estrogen and Ovarian Cancer

34 过多服用雌性激素有可能引发卵巢癌 DATE=4-12-01 TITLE=SCIENCE REPORT -Estrogen and Ovarian Cancer BYLINE=Mario Ritter (Start at 1'00

发表于:2019-01-30 / 阅读(93) / 评论(0)

科技之光

Varas the hero as Barca held at home

MADRID, Oct. 22 (Xinhua) -- Sevilla goalkeeper Javi Varas was the hero of the night as his side produced a stunning defensive display to earn a 0-0 draw against FC Barcelona in the Camp Nou stadium. Varas made a string of spectacular saves, including

发表于:2019-02-07 / 阅读(97) / 评论(0)

英语新闻

我们何时开始做梦

发表于:2019-02-09 / 阅读(76) / 评论(0)

实用英语

雅思写作的12大万能理由a

雅思考试写作的12大万能理由和部分写作思路 1 方便 convenience 2 情感 feeling(or sensibility) 3 经验 experience 4 成就 achievement 5 效率 efficiency 6 健康 health 7 节俭 thrift(or save money) 8 安全 safety 9 性格培养

发表于:2019-02-13 / 阅读(98) / 评论(0)

雅思英语

【英语语言学习】萨尔瓦多的妇女不允许流产

MELISSA BLOCK, HOST: El Savador's highest court has ruled that a pregnant woman, whose health is expected to deteriorate as her pregnancy continues, cannot undergo an abortion. The 22-year-old, who goes by the name Beatriz to protect her identity, ha

发表于:2019-02-16 / 阅读(81) / 评论(0)

英语语言学习

经济学人190:性别选择,哑巴啦?

Sex selection 性别选择 Cat got your tongue? 哑巴啦？ Aug 6th 2011 | from the print edition Unnatural Selection: Choosing Boys Over Girls, and the Consequences of a World Full of Men. By Mara Hvistendahl. Public Affairs; 314 pages; $26.99 and

发表于:2019-02-17 / 阅读(55) / 评论(0)

经济学人综合

英语美文：最好的遗产是爱

你认为最好的遗产是什么呢？是金钱还是房产？看了本文你就会这个问题有进一步的理解。As a young man, Al was a skilled artist, a potter. He had a wife and two fine sons. One night, his oldest son developed a severe s

发表于:2019-02-21 / 阅读(91) / 评论(0)

英语美文

TED演讲：细菌是怎样交流的(4)

The reason that Vibrio fischeri is doing that comes from the biology. 费氏弧菌的发光现象来自生物学上的原因。 So again, another plug for the animals in the ocean, Vibrio fischeri lives in this squid. 接下来，我们再来看一个海

发表于:2019-03-04 / 阅读(144) / 评论(0)

TED演讲教育篇

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学英语单词

Ashcroft sodium process

autolithify

automatic exposure control device

autosynch

ballistic mortar

Binucleata