磷酸盐缓冲系统

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(287) / 评论(0)

疯狂英语2003年

专业术语—口腔生理学术语P2(英文详解)

pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con

发表于:2019-01-03 / 阅读(204) / 评论(0)

医务英语

SSS 2009-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(259) / 评论(0)

Scientific American(四)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(181) / 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(229) / 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(220) / 评论(0)

英语每日一词

春运来了，你准备好了吗？

2016年春运火车票网购进入倒计时啦！今年春运已从1月24日启动，3月3日结束，不知道小伙伴们抢票的速度够不够快呢？每年这个时候，很多路途遥远的小伙伴会选择火车来回到自己魂牵梦萦的

发表于:2019-01-17 / 阅读(171) / 评论(0)

实用英语

电梯维修员随电梯从32层楼坠下居然大难不死

Two maintenance workers in Nanjing survived a heart-pounding elevator descent, which occurred suddenly as they were making repairs to the elevator's cables. 近日，南京两名电梯维修工人在维修电缆时电梯突然坠落，但是他们却在

发表于:2019-01-22 / 阅读(191) / 评论(0)

英语新闻

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(226) / 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(229) / 评论(0)

PBS访谈社会系列

【荆棘鸟】第六章 03

不久，他们的名字便被简化成了詹斯和帕西。他们俩是大宅那边妇女们--两个老处女和孀居无子的女管家--的宠儿；她们对婴儿宠爱得要命。这就使菲轻而易举地将他们忘却了，因为他们有三个

发表于:2019-01-29 / 阅读(194) / 评论(0)

荆棘鸟

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(198) / 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(188) / 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(253) / 评论(0)

VOA标准英语2008年（九月）

发改委:我国国内油价迎年内首涨

The National Development and Reform Commission on last Tuesday announced a rise in the per-ton retail price of gasoline by 165 yuan and diesel by 160 yuan. 国家发展改革委上周二发布通知称，将汽、柴油零售价格每吨分别上调1

发表于:2019-02-07 / 阅读(193) / 评论(0)

英语新闻

学个词Learn a Word 第198期 buffer

发表于:2019-02-07 / 阅读(214) / 评论(0)

英语单词荟萃

奥巴马动员英国青年

LONDONPresident Barack Obama has called on Britains young people to reject pessimism, cynicism, and xenophobia during a town hall discussion in London Saturday, a day after he dealt with stinging criticism over his remarks expressing support for Brit

发表于:2019-02-17 / 阅读(180) / 评论(0)

英语新闻

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(200) / 评论(0)

阅读空间

娶个聪明老婆防痴呆

If a man wants to live a long life he should marry an intelligent woman, according to scientists. 科学家称，男人要想长寿，就得娶个聪明的老婆。 Dementia experts said that having an intelligent partner can act as buffer to the dis

发表于:2019-02-17 / 阅读(209) / 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(228) / 评论(0)

雅思英语

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accelerated hot water heating

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