[农学] 芽变选择

木乃伊包含了结肠癌的线索

Mummies Contain Clues to Colon Cancer 木乃伊包含了结肠癌的线索 From VOA Learning English, this is the Health and Lifestyle report. Colon cancer is linked with obesity, lack of exercise, and a poor diet high in processed foods. However, sc

发表于:2018-12-16 / 阅读(78) / 评论(0)

2016年VOA慢速英语(三)月

美国习惯用语第842:nip something in the bud

美国习惯用语第842:将一件事物消灭在萌芽状态(音频) nip something in the bud 我们办公室新来了个制片助理。这个女孩子刚走出大学校园，带着浓厚的工作热情，而且很有创意。美中不足的是，喜欢

发表于:2018-12-16 / 阅读(269) / 评论(0)

美国习惯用语

2006年NPR美国国家公共电台十二月-I Always Have a Choice

On Mondays we bring you our series: This I Believe. For thirty years, Catherine Royce of Dore Chester Massachusetts was a dancer. 3 years ago at the age of 55, she was diagnosed with ALS, Lou Gehrig's disease. She has developed her belief as she has

发表于:2018-12-17 / 阅读(176) / 评论(0)

2006年NPR美国国家公共电台

TED演讲:和老年痴呆症说再见(5)

Even before scientists sort this out, this information is actually really good news for us, 即使科学家还尚未解决问题，这一好消息确实振奋人心， because it turns out that the way we live can influence the accumulation of amyloi

发表于:2018-12-18 / 阅读(101) / 评论(0)

TED演讲国际问题篇

SSS 2008-05-28

This Scientific Americans 60-Second Science. I am Karen Hopkin. This will just take a minute. They say that older folks benefit from spending time with young people. And thats not just an excuse to stick grandma at the kids table at Thanksgiving. Now

发表于:2018-12-24 / 阅读(105) / 评论(0)

Scientific American(五)月

SSS 2009-02-19

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Time to bring back the Office of Technology Assessment. The OTA was created in 1972 to provide Congress with an objective analysis of complex scientific and technologi

发表于:2018-12-24 / 阅读(114) / 评论(0)

Scientific American(二)月

为什么总感觉睡不够?

人的一生中，将近三分之一的时间是用于睡觉的。刚出生的婴儿几乎每天要睡20个小时；即使成年后，每夭至少要睡 6～7小时。不管睡眠时间长短如何，睡觉看来是人必不可少的行为。这一点

发表于:2018-12-27 / 阅读(98) / 评论(0)

英语听力广播—Listening

广告大餐 Budlight开启赛车世界

欣赏独具创意的英语广告！边听边看边学，品味世界名牌的风范，从细微之处感受英美社会的文化。

发表于:2019-01-05 / 阅读(118) / 评论(0)

广告大餐

SSS 2008-05-20

This is scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. If theres anything better than a fresh, ripe, tomato, its a gigantic fresh, ripe tomato. And thanks to a couple of mutations, thats exactly what we all enj

发表于:2019-01-08 / 阅读(137) / 评论(0)

Scientific American(五)月

SSS 2008-06-13

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. If evolution weeds out detrimental traits, why do some seem to stick around? Well what's bad in our current environment may have been good in the conditi

发表于:2019-01-08 / 阅读(133) / 评论(0)

Scientific American(六)月

Gene Mutation Linked to Type 2 Diabetes

Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they

发表于:2019-01-11 / 阅读(151) / 评论(0)

英语新闻

VOA慢速英语 2008 0513b

SCIENCE IN THE NEWS - Museum Aims to Keep African Archeological Treasures in Africa Also: A vaccine against meningitis proves successful in Uganda. And a study suggests genetic reasons for living longer. Transcript of radio broadcast: 12 May 2008 VO

发表于:2019-01-11 / 阅读(99) / 评论(0)

VOA慢速英语2008年（五）月

VOA慢速英语2014 When Is a Choice Not Really a Choice 选择

When Is a Choice Not Really a Choice 选择 Now, the VOA Special English program WORDS AND THEIR STORIES. 现在是美国之音慢速英语词汇掌故节目。 Making choices is necessary, but not always easy. Many of our expressions tell about this

发表于:2019-01-12 / 阅读(151) / 评论(0)

2014年VOA慢速英语(一)月

英美人天天都在说的4000句 116:nip sth. in the bud

[00:01]M：We have to nip Smiert Spionom in the bud. Pushkin should be in Tangier in two days' time. [00:08]A termination warrant has been issued for him. [00:11]J：This plot to kill agents sound rather far fetched, sir. I know General Pushkin. [00:

发表于:2019-01-14 / 阅读(130) / 评论(0)

英美人天天都在说的4000句:跟着影视学最真实的口语

经济学人106:口吃科学演讲疗法

Science and Technology The science of stuttering Speech therapy 科技口吃科学演讲疗法 Unravelling the mystery of faltering speech 解秘演讲时的口吃 DOWN the ages stuttering has been blamed on many things. 多年来，口吃可以归咎

发表于:2019-01-26 / 阅读(151) / 评论(0)

经济学人科技系列

精美英文欣赏:Be Happy快乐

Be Happy! The days that make us happy make us wise.----John Masefield when I first read this line by Englands Poet Laureate, it startled me. What did Masefield mean? Without thinking about it much, I had always assumed that the opposite was true. But

发表于:2019-01-30 / 阅读(202) / 评论(0)

精美英文欣赏

经济学人239:癌症遗传学基因疗法

Science and technology 科学技术 Cancer genetics 癌症遗传学 Gene therapy 基因疗法 Genetic mutations predict which cancers will respond to treatment 基因突变将预测某种治疗会对哪些癌症起作用 THE International Cancer Geno

发表于:2019-02-04 / 阅读(136) / 评论(0)

经济学人科技系列

为何人类爱吃肉

为何人类爱吃肉对多数人类来说，肉的味道非常美妙。众多的美食中，为何我们对它情有独钟呢？ It is no less remarkable for people today, even those of us whose tastes run more to sirloin. Because if you look at wh

发表于:2019-02-18 / 阅读(175) / 评论(0)

阅读空间

人物:两次战胜癌症(1)

Surviving Cancer Twice 两次战胜癌症 After overcoming ovarian and breast cancer, the actress opens up about getting healthy, returning to work and the health challenge she still faces 在克服了卵巢癌和乳腺癌之后，这位女演员开始

发表于:2019-02-21 / 阅读(157) / 评论(0)

人物杂志

人物:狗狗的DNA检查

Who do you think your pet is? Learning from Your Dog's DNA 你认为你的宠物是谁？狗狗DNA中的发现 A simple cheek swab can reveal your dog's ancestry, provide insight into its health and even help explain its behavior 擦一下狗的脸就可

发表于:2019-02-21 / 阅读(167) / 评论(0)

人物杂志

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词