血红蛋白缓冲系统

The Coming of the Ming Dynasty

The Coming of the Ming Dynasty You could not have written a better closing chapter for one of basketballs’ big men. The NBA title for the San Antonio Spurs gives their center 37-year-old David Robin

发表于:2018-11-28 / 阅读(273) / 评论(0)

疯狂英语2003年

英语听力文摘 English Digest 669 高原反应是什么引起的？

What Causes Altitude Sickness? Anyone who has vacationed in the higher elevations of Colorado, such as Vail and Estes Park, will tell you altitude sickness can be a real problem. Loss of appetite, nausea, vomiting, weakness, dizziness, and difficulty

发表于:2018-12-05 / 阅读(177) / 评论(0)

英语听力文摘 English Digest

英文书摘精选高原反应是什么引起的?

Anyone who has vacationed in the higher elevations of Colorado, such as Vail and Estes Park, will tell you altitude sickness can be a real problem. Loss of appetite, nausea, vomiting, weakness, dizziness, and difficulty sleeping can plague those visi

发表于:2018-12-18 / 阅读(162) / 评论(0)

2018年NPR美国国家公共电台2月

60秒科学:猛犸缘何可以生存于冰期?

A couple million years ago, mammoths migrated north from Africa to colonize Eurasia. Sometime around then a massive ice age kicked inand it was stay warm or die. So their tails and heat-shedding ears shrunk, and they grew thick coats of oily fur. But

发表于:2019-01-02 / 阅读(210) / 评论(0)

60秒科学

专业术语—中草药成分英汉对照词汇C3

Cocaine 可卡因 Cocculine 衡州乌药灵 Coclaurine 乌药碱 Codeine 可待因 Codonopsis P.E. 党参提取物 Colchicine 秋水仙碱 Columbin 古伦宾 Common cnidium fruit P.E 蛇床子提取物

发表于:2019-01-03 / 阅读(179) / 评论(0)

医务英语

SSS 2010-05-04

This is Scientific American's Sixty-Second Science. I'm Christopher Intagliata. Got the minute? A couple million years ago, mammoths migrated north from Africa to colonize Eurasia. Sometime around then a massive ice age kicked inand it was stay warm

发表于:2019-01-08 / 阅读(192) / 评论(0)

Scientific American(五)月

SSS 2011-09-20

This is Scientific American's 60-Second Science. I'm Sophie Bushwick. Got a minute? When it came to surviving freezing weather, mammoths relied on more than their woolly coats: even their blood was specially adapted to let them thrive in chilly clime

发表于:2019-01-08 / 阅读(215) / 评论(0)

Scientific American(九)月

VOA标准英语2012--Study: Nature Creates Buffer Against Climate Change

Study: Nature Creates Buffer Against Climate Change The study focused on semi-arid ecosystems which cover 40 percent of the planet and support 40 percent of the human population. Co-author David Eldridge, with the School of Biological, Earth and Envi

发表于:2019-01-13 / 阅读(174) / 评论(0)

VOA标准英语2012年(一月)

意想不到的长寿标志

You Embrace the Challenge People who consider themselves self-disciplined, organized achievers live longer and have up to an 89% lower risk of developing Alzheimers than the less conscientious.When youre good at focusing your attention, you use more

发表于:2019-01-16 / 阅读(215) / 评论(0)

阅读空间

每日一词【198】buffer：缓冲

今天我们要学的词儿是buffer。 Buffer是缓冲的意思。Buffer state意思是缓冲国，buffer zone则指缓冲地带。以色列军方为了防止巴勒斯坦激进分子的火箭袭击，打算在加沙地带的边儿上建立一个缓冲

发表于:2019-01-16 / 阅读(209) / 评论(0)

英语每日一词

经济学人65:棉花出口两不讨好

Business 商业 Cotton exports 棉花出口 Knickers in a twist 两不讨好 India bans cotton exportsconfusing everyone, including its government 印度禁止棉花出口所有人都摸不着头脑，印政府也不例外 WHEN Mahatma Gandhi began s

发表于:2019-01-26 / 阅读(217) / 评论(0)

经济学人商业系列

PBS高端访谈:堕胎诊所缓冲区能否限制言论自由

JUDY WOODRUFF:And today's arguments were, of course, closely watched by advocates on both sides of the abortion debate. And we turn to two of them now. Ilyse Hogue is president of NARAL Pro-Choice America. And Steven Aden is vice president of human l

发表于:2019-01-27 / 阅读(220) / 评论(0)

PBS访谈社会系列

VOA标准英语2008年-Russia to Withdraw Troops From Buffer Zone in G

Russia has agreed to withdraw its troops from controversial buffer zones it had set up around Georgia's breakaway provinces of South Ossetia and Abkhazia. VOA Moscow Correspondent Peter Fedynsky reports the announcement by the Russian president was

发表于:2019-01-31 / 阅读(188) / 评论(0)

VOA标准英语2008年（九月）

计算机专用英语词汇1500词(10)

301. however conj. 然而，可是 302. extend v. 扩充 303. look v. 看，查看 304. starting a. 起始的 305. now ad. n. 此刻，现在 306. original n. a. 原文；原(初)始的 307. correspond

发表于:2019-02-02 / 阅读(178) / 评论(0)

实用英语

VOA标准英语2008年-UNHCR Gains Access to Buffer Zone in Georgia

The U.N. refugee agency says it finally has succeeded in entering the so-called buffer zone north of the town of Gori in Georgia. Lisa Schlein reports from UNHCR headquarters in Geneva the zone is controlled by Russian military forces and has been o

发表于:2019-02-05 / 阅读(241) / 评论(0)

VOA标准英语2008年（九月）

学个词Learn a Word 第198期 buffer

发表于:2019-02-07 / 阅读(203) / 评论(0)

英语单词荟萃

【英语时差8，16】犯罪现场调查

Amoment of crime scene investigation Ya?l: Hi Don, what are you... Don: Shh! I'm watching my favorite TV police drama: Crime Lab! Y: Oh, cool. Hey, what's that guy doing? D: Y'know Ya?l, you do have the right to remain silent... Y: Why is he spraying

发表于:2019-02-15 / 阅读(173) / 评论(0)

英语时差8，16

30多岁转变职业值不值得？

When youre in your 30s youve reached a critical point in your career. Youve got a good amount of experience under your belt, youve been promoted a few times, and youve got a decent salary. 你已经30多岁了，那么你就到达了事业发展的临界

发表于:2019-02-17 / 阅读(189) / 评论(0)

阅读空间

雅思大作文高分技巧对比

为大家整理了雅思大作文高分技巧：对比，对比是雅思大作文写作中的高分方法，因为使用对比可以突出主题，也可以是文章更为吸引人。对比方法在雅思大作文写作这种的应用很多，可以把

发表于:2019-02-18 / 阅读(215) / 评论(0)

雅思英语

【英语时差8,16】什么是卟咻症？

The vampire is the stuff of the great horror stories. However, a recent textbook by geneticist John Jenkins suggests that Bram Stokers legend of the vampire, Dracula, may have had its basis in a very real disease that prevents some people from gettin

发表于:2019-03-06 / 阅读(284) / 评论(0)

英语时差8，16

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

a foregone conclusion

balance between pastures and livestock

bar potential measurement