开式落煤顺序

SSS 2008-12-31

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(165) / 评论(0)

Scientific American(十二)月

数学英语 25 What is the Fibonacci Sequence

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(160) / 评论(0)

数学英语

人物点滴—中国首个大满贯功臣澳网女双冠军

发表于:2018-12-12 / 阅读(123) / 评论(0)

奥运英语

SSS 2011-10-21

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(213) / 评论(0)

Scientific American(十)月

2014年ESL之商务英语 18 Describing Order and Sequence

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(162) / 评论(0)

2014年ESL之商务英语

英文笑话：The best answer 最佳答案

发表于:2019-01-02 / 阅读(121) / 评论(0)

英文笑话

数学英语 26 What is the Golden Ratio

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(255) / 评论(0)

数学英语

数学英语 18 What Are Geometric Sequences?

by Jason Marshall In the last article, we began talking about mathematical sequencesin particular, a type of sequence known as an arithmetic sequence. Today, were going to turn our attention to another type of sequence called a geometric sequence. In

发表于:2019-01-02 / 阅读(196) / 评论(0)

数学英语

SSS 2008-08-07

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(174) / 评论(0)

Scientific American(八)月

SSS 2008-05-13

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? Robin Williams thought that the platypus was cobbled together by an inebriated deity: Lets take a beaver. Lets put on a ducks bill. Now we know how weird the platypus is

发表于:2019-01-08 / 阅读(173) / 评论(0)

Scientific American(五)月

英语笑话听力+文本：The best answer 最佳答案

A newspaper organized a contest for the best answer to the question: If a fire broke out in the Louvre, and if you could only save one painting, which one would you carry out? The winning reply was: The one nearest the exit. 一份报纸组织了一场

发表于:2019-01-22 / 阅读(105) / 评论(0)

英语笑话（MP3+文本）

神秘的古埃及金字塔

古埃及金字塔是奴隶制帝王的陵墓，最宏大的当为吉萨三座大金字塔。塔基呈方形，每边长230米，高146米，用230余万块巨石(每块平均重达2.5吨)垒成，国王墓室用一块400吨重的石板垒成。整体规

发表于:2019-02-01 / 阅读(132) / 评论(0)

阅读空间

Li Na beats Radwanska to reach her third Australian Open semifinal

MELBOURNE, Jan. 22 (Xinhua) -- Former French Open champion Li Na knocked out fourth-seeded Polish Agnieszka Radwanska in straight sets to reach her third Australian Open semifinals here on Tuesday. The Chinese top player's 7-5, 6-3 victory will set h

发表于:2019-02-03 / 阅读(115) / 评论(0)

英语新闻

Li Na humble and focused after progressing in Madrid

MADRID, May 9 (Xinhua) -- China's top tennis player Li Na was focused on the job in hand after defeating Angelique Kerber in the last 16 of the Madrid Open tournament on Wednesday. Li's win over the player who had beaten her in Indian Wells earlier i

发表于:2019-02-05 / 阅读(121) / 评论(0)

英语新闻

Human fertilization process discovered

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(179) / 评论(0)

英语新闻

学个词Learn a Word 第1681-award-winning

今天我们要学的词是 award-winning。Award-winning 意思是获奖的。He is an award-winning author. 他是个获奖作家。 Award-winning artist Paul Emsley created the first official portrait of Kate Middleton, the Duchess of Cambridge. 获

发表于:2019-02-08 / 阅读(128) / 评论(0)

英语单词荟萃

Clijsters withdraws from China Open

BEIJING, Sept. 28 (Xinhua) -- Belgium's Kim Clijsters has pulled out of this week's China Open due to fitness problems, tournament（锦标赛） officials said on Tuesday. The reigning U.S. Open champion（公开锦标赛） is the second top star a

发表于:2019-02-09 / 阅读(114) / 评论(0)

英语新闻

Lesson 9-2:Dates 日期

Listen to the schedule of a business trip. Fill in numbers l-8 to point out the sequence of the schedule. I'm leaving for Milan on the 7th of June. l'II arrive there on the 8th evening at about 7:OOpm. Then, l'II take a shuttle bus to the hotel. On t

发表于:2019-02-17 / 阅读(139) / 评论(0)

英语听力练习题

Lesson 55-1 In the Library 在图书馆

Listen to the dialogues and write the correct sequence of l-6 as mentioned in the dialogues. A:How do I search books from the computer? B:First, key in your PIN number. Then, it goes to the Library's Homepage. Then, you can choose any way you want to

发表于:2019-02-17 / 阅读(117) / 评论(0)

英语听力练习题

《柯南脱口秀》第60期:美国梦

Thank you for being here,Fareed.Nice to have you on the show. 多谢你抽空前来法里德很高兴你能来上节目 Let's get started first with your background.I do think I know a lot about you. 首先聊聊你的背景我觉得我很了解你

发表于:2019-02-23 / 阅读(166) / 评论(0)

柯南脱口秀

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学英语单词

acedias

acetylglycine

activity factor of solute B