噬菌体变型

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(180) / 评论(0)

白领英语晨读

英语句型学口语 058

58. I should say... 我得说用法透视这个句型用来表达自己的看法，但这看法多少有些遗憾、感叹或出乎意料。支持范例 1. What do you think of the city? It's very busy and crowded, I should say. 你觉得这个城市怎么样？我得说，这是个非常繁忙拥挤的城市。 2. I

发表于:2018-12-24 / 阅读(160) / 评论(0)

英语句型学口语

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(175) / 评论(0)

科技之光

VOA慢速英语--美英三位科学家因酶定向进化获诺贝尔奖

Americans, Briton Win Nobel Chemistry Prize for Directed Evolution Two Americans and one Briton have won the 2018 Nobel Prize for Chemistry for developing new processes used to create drugs, chemicals and biofuels. Frances Arnold of the California In

发表于:2019-01-03 / 阅读(172) / 评论(0)

2018年VOA慢速英语(十)月

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(218) / 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(204) / 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

发表于:2019-01-06 / 阅读(232) / 评论(0)

2006年VOA标准英语（一月）

粘液助你对抗细菌

Mucus: Your Friend Against Bacteria 粘液助你对抗细菌 When you are sick with a cold or the flu, you may have a runny nose. Why is it called a runny nose? Because of the mucus flowing and dripping from your nose. Yucky! But, guess what? Mucus i

发表于:2019-01-12 / 阅读(155) / 评论(0)

2016年VOA慢速英语(一)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(200) / 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(198) / 评论(0)

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学英语单词

achromachia

alignment precision

ammonia system

angular velocity of precession

atmospheric steam exhaust