必要前提

经济学人:分子生物学蛋白质的奥秘(1)

Science and technology 科技 Molecular Biology: Folding Stuff 分子生物学：折叠 Shape determines a protein's function. Determining that shape, though, is tricky. 蛋白质的结构决定功能，而结构的形成却很难。 ABOUT 120,000 ty

发表于:2018-12-05 / 阅读(64) / 评论(0)

经济学人科技系列

2017考研英语词汇:常见的表示时间的前缀

在记忆和背诵考研单词时，老师们会推荐词根词缀法记忆单词，这种方法科学合理，记忆牢固并且迅速。同时，我们都知道，词汇的前缀一般修饰或者改变单词的意思，词汇的后缀一般改变单

发表于:2018-12-17 / 阅读(76) / 评论(0)

考研英语

4+1听力口语MP3-思维 09

UNIT NINE Part One Warm Up Dialogue 1 B鼓动A参加学校的音乐试唱，A对自己一直信心不足，特别是当她听说全校最好的歌手也来参加比赛时，她绝望了… A: I can’

发表于:2018-12-24 / 阅读(163) / 评论(0)

4+1听力口语MP3

公务员口语37

Business Conferences Dialogue 1 -Well,I don't think we need to read the minutes of the last meeting.Copies fo them have already been distributed to you.Today,let's go on with our discussion.Mr,Lenis,will you please report your contacts with farmers'

发表于:2018-12-25 / 阅读(104) / 评论(0)

公务员口语

GRE写作精彩句子荟萃

GRE考试中，写作部分在整个考试中占据重要地位，所以要特别注重新GRE写作部分的得分，GRE作文字数多并不是取得高分的一个条件，写作中句子不可过于冗余，下面整理的一些句子可在作文中

发表于:2019-01-08 / 阅读(82) / 评论(0)

GRE作文

英文歌曲:听过30秒前奏之后你不会失望：We Walk

听过30秒前奏之后你不会失望：We Walk - The Ting Tings We Walk The Ting Tings You never alter, you're always you Everything's breaking, but I don't care Smash the rest up, burn it down Put us in the corner 'cause we're into ideas Take thes

发表于:2019-01-10 / 阅读(69) / 评论(0)

好听的英文歌曲

E-shopping fuels domestic consumption

BEIJING, Aug. 20 (Xinhuanet) -- With an Internet population larger than that of the United States and Japan combined, China saw its online shopping maintain an annual growth of 140 percent in sales since 2004, making it a powerhouse in driving up dom

发表于:2019-01-11 / 阅读(102) / 评论(0)

英语新闻

2006年VOA标准英语-Iran Rejects Uranium Enrichment Freeze as Preco

By Scott Stearns White House 23 June 2006 Iran says it will not stop enriching uranium as a precondition for potential talks with the United States and European allies. President Bush wants Iran to respond to an offer from the international communit

发表于:2019-01-13 / 阅读(157) / 评论(0)

2006年VOA标准英语（六月）

VOA标准英语2011-Nuclear Talks with Iran Collapse

Talks in Istanbul, Turkey between the international community and Iran over its controversial nuclear program, have ended in failure amid mutual recriminations. The collapse in the talks, is expected to lead to further international pressure on Iran

发表于:2019-01-14 / 阅读(62) / 评论(0)

VOA标准英语2011年(一月)

VOA标准英语2010年-2010 Brings New Push in Mideast Diplom

Photo: AP Egyptian President Hosni Mubarak, right, meets with Israel's Prime Minister Benjamin Netanyahu at the Presidential palace in Cairo, Egypt, 29 Dec, 2009. Middle East diplomacy is moving into high gear this month in a fresh effort to revive s

发表于:2019-02-05 / 阅读(62) / 评论(0)

VOA标准英语2010年(一月)

Download Love

Download Love With the widely－spreading use of computers and Internet， it is easy for us to download many things ranging from MP3 to Chatting tools， still there is something that you cannot download only with computers and the Internet， which

发表于:2019-02-06 / 阅读(84) / 评论(0)

阅读空间

美国将古巴从支恐黑名单中去除

The removal of Cuba from the list of State Sponsors of Terrorism is seen as a step toward normalizing relations between the US and Cuba. The change of status follows a 45-day congressional review of the decision and was a prerequisite for opening a U

发表于:2019-02-08 / 阅读(171) / 评论(0)

英语新闻

浅谈听力讲座中的天文学话题

天文学在我们听力讲座里面算是出现频率较高的话题了，在目前所有的176篇讲座里一共有14篇天文学类的文章，且都是比较有难度的，可以说，天文学类算是我们讲座里的一个重点也是难点了。

发表于:2019-02-09 / 阅读(60) / 评论(0)

托福英语

口译必备十个经典句型

1. leave sb the choice of ... or ... 要么，要么（选择类经典句）Our cruel and unrelenting enemy leaves us the choice of brave resistance or the most abject submission. 敌人冷酷无情/铁石心肠，我们要么顽强抵抗，要么屈膝

发表于:2019-02-09 / 阅读(79) / 评论(0)

英语口译

GRE写作六类素材整理

1)教育类 1. For instance, applicants with Computer Science degrees would not only be qualified for jobs in high-tech companies, they would also be well prepared for any job with computer skills as a prerequisite. 2. A good education is supposed to

发表于:2019-02-09 / 阅读(69) / 评论(0)

GRE作文

Peking Opera-themed bikini show sparks controversy

Peking Opera-themed bikini show sparks controversy BEIJING, Sept. 25 (Xinhua) -- Beauty pageant contestants wearing bikinis designed with Peking Opera elements have pricked the nerves of many Internet users, who say the combination is spoiling the qu

发表于:2019-02-17 / 阅读(79) / 评论(0)

英语新闻

德国小学鼓励学生上课嚼口香糖

上课嚼口香糖大概是很多老师都不会允许的行为。不过，德国南部的一所小学却鼓励学生这样做，并表示嚼口香糖有助于孩子们的健康同时还能提高他们的成绩。这所小学的校长称，没有人会

发表于:2019-02-19 / 阅读(67) / 评论(0)

阅读空间

TED演讲:畅想电子游戏

I grew up in Northern Ireland, right up in the very, very north end of it there, 我从小在北爱尔兰长大，就在爱尔兰岛的最最北边 where it's absolutely freezing cold. 那里非常冷 This was me running around in the back garden mid

发表于:2019-02-21 / 阅读(77) / 评论(0)

TED演讲教育篇

人生的结晶

Chemistry on an experiment called the crystal. First the formation of chemical substances dissolved in water solution, solution Sheng Yu evaporating dish, the evaporating dish placed in steel tripod, the following alcohol lamp heating, control-relate

发表于:2019-02-21 / 阅读(89) / 评论(0)

英语美文

托福词汇之essential是什么意思

essential英[??sen?l] 美[??s?n??l] adj.基本的;必要的;本质的;精华的 n.必需品;基本要素;必不可少的东西必不可少;至关重要;本质的;基本词形变化: 复数：essentials 派生词: essentiality essentialness 双语例句

发表于:2019-02-21 / 阅读(195) / 评论(0)

托福英语

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学英语单词

alternation of culture

Anemone coelestina

anoxia neonatorum

application perspective

auxiliary electric machine

axial flow bolwer

back-slabs